• May include: Six circular metal grinders arranged in two columns. The top two have an orange and yellow finish, the middle two feature a teal and purple gradient, and the bottom two display a multi-colored iridescent pattern with star-like textures.
  • May include: A clear glass vial with a metallic gold-colored cap and a blue stopper, surrounded by four circular, light-colored, textured discs arranged in a cross pattern around the central glass container.
  • May include: A small, clear glass vial featuring a cylindrical body and a flat base. The vial is topped with a grey rubber stopper and a solid olive-green metal cap, creating a secure seal for the container's opening at the top.
  • May include: A collection of ten small, round, olive-green plastic caps arranged in a pyramid stack. Each cap features a flat top surface and a short, cylindrical side wall with a smooth, uniform finish, creating a structured, layered display.
  • May include: Ten circular, olive-green plastic caps arranged in two rows of five. Each cap features a raised outer rim and a recessed, textured center surface with a fine, cross-hatched pattern visible across the flat interior base.
  • May include: Six circular metal herb grinders arranged in two columns of three. Each grinder features a distinct, multi-colored gradient finish with a textured, star-shaped geometric pattern on the lid, displaying vibrant hues of red, orange, blue, and purple.
  • May include: Six cylindrical containers arranged in two rows of three. Each container features a vibrant, multi-colored gradient finish with a textured, star-like geometric pattern on the lid. The colors shift between orange, red, blue, and purple hues.
  • May include: A round, multi-colored container featuring a vibrant, radial star pattern on its lid. The sides of the container display horizontal bands of shifting colors, including blue, red, and yellow, creating a gradient effect across the surface.
  • May include: A collage of six geometric star patterns labeled Lonestar Series. Each section features a unique color palette including shades of purple, orange, blue, teal, pink, and multi-colored gradients arranged in a radiating star design.
  • May include: Three circular wooden coasters featuring a complex, layered geometric pattern in alternating shades of deep orange, brown, and dark charcoal gray. Each coaster displays a radial, star-like design with carved, textured grooves.
  • May include: Six circular metal grinders arranged in two columns. The top two have an orange and yellow finish, the middle two feature a teal and purple gradient, and the bottom two display a multi-colored iridescent pattern with star-like textures.
  • Product video
  • May include: A clear glass vial with a metallic gold-colored cap and a blue stopper, surrounded by four circular, light-colored, textured discs arranged in a cross pattern around the central glass container.
  • May include: A small, clear glass vial featuring a cylindrical body and a flat base. The vial is topped with a grey rubber stopper and a solid olive-green metal cap, creating a secure seal for the container's opening at the top.
  • May include: A collection of ten small, round, olive-green plastic caps arranged in a pyramid stack. Each cap features a flat top surface and a short, cylindrical side wall with a smooth, uniform finish, creating a structured, layered display.
  • May include: Ten circular, olive-green plastic caps arranged in two rows of five. Each cap features a raised outer rim and a recessed, textured center surface with a fine, cross-hatched pattern visible across the flat interior base.
  • May include: Six circular metal herb grinders arranged in two columns of three. Each grinder features a distinct, multi-colored gradient finish with a textured, star-shaped geometric pattern on the lid, displaying vibrant hues of red, orange, blue, and purple.
  • May include: Six cylindrical containers arranged in two rows of three. Each container features a vibrant, multi-colored gradient finish with a textured, star-like geometric pattern on the lid. The colors shift between orange, red, blue, and purple hues.
  • May include: A round, multi-colored container featuring a vibrant, radial star pattern on its lid. The sides of the container display horizontal bands of shifting colors, including blue, red, and yellow, creating a gradient effect across the surface.
  • May include: A collage of six geometric star patterns labeled Lonestar Series. Each section features a unique color palette including shades of purple, orange, blue, teal, pink, and multi-colored gradients arranged in a radiating star design.
  • May include: Three circular wooden coasters featuring a complex, layered geometric pattern in alternating shades of deep orange, brown, and dark charcoal gray. Each coaster displays a radial, star-like design with carved, textured grooves.
Report this item to Etsy

3ml Vial Caps (Set of 10) | Reusable Peptide Vial Covers | Insulin & Peptide Vial Storage

EntropyRanchMfg  
5 out of 5 stars

Item highlights

  • Made to order

Seller's description

Custom 3D-Printed Caps for 3ml Vials | Reusable, Durable, and Stylish!

Looking for the perfect way to secure your 3ml vials? Our custom 3D-printed vial caps are designed specifically for 3ml vials, offering a snug fit to keep your peps safe and protected. Whether you’re a healthcare professional, researcher, or someone who uses peptide injections, these reusable caps are a practical and stylish solution!

Key Features:

• Designed for 3ml Vials: Precision-made to fit your 3ml vials perfectly.
• Reusable: Built for multiple uses, making them eco-friendly and cost-effective.
• Custom 3D-Printed: Each cap is crafted with care, ensuring top-notch quality.
• Multiple Colors: Available in a variety of colors to suit your style or help you organize your vials.
• Durable: Made from high-quality plastic that’s tough and long-lasting.

Why Choose These Caps?

• Protection: Safeguard your vials from spills and contamination.
• Convenience: Color options make it easy to identify your vials at a glance.
• One-of-a-Kind: The 3D-printing process gives each cap slight, unique variations in color or texture.

Care Instructions:
Simply wash with mild soap and water. Avoid harsh chemicals or rough scrubbers to keep your caps in great shape.

Disclaimer:
Please note that imperfections such as minor surface variations or texture inconsistencies may occur due to the inherent nature of 3D printing technology. These do not affect the functionality or structural integrity of the product as a result we do not accept refund for such imperfections.

Color Options:
Available in any color of your choice!

Return Policy:
We do not allow immediate returns. However, if you do have any problems with our product please do not hesitate to contact us directly. We are always happy to help!

Fits 3ml vials, including common insulin and peptide vials, to keep vial storage tidy at home or while traveling.

View more

Item review

Why this review appears

All reviews are from verified buyers. This review is shown automatically based on factors like recency, whether it includes comments, your chosen language, and whether the rating reflects the typical experience with the shop.

Summarized by AI

Great quality Looks great Helpful seller Love it Fast shipping As described

“The best seller ive ever dealt w! Super nice, beautiful designs. And even included extras! Will definitely refer friends to him.”

paula

Aug 9, 2026

View all

Price:$10.07+

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You can only make an offer when buying a single item

Shipping & return policies
  • Get it by
    Nov 2-5
  • Cost to ship
    $5.99 to United States, 43215.

Reviews for this item

What buyers say, summarized by AI: Great quality Looks great Helpful seller Love it Fast shipping As described

5.0

We calculate this number using a recency-weighted average of all ratings, with a rating's value decreasing by half each year to best reflect the current experience.

(25 reviews)

5.0 Item quality
4.9 Shipping
5.0 Customer service
100% Buyers recommend
Filter by category
5 out of 5 stars 5 This item

paula Aug 9, 2026

The best seller ive ever dealt w! Super nice, beautiful designs. And even included extras! Will definitely refer friends to him.

paula Aug 9, 2026

Response from Entropy Ranch

💜💜💜

5 out of 5 stars 5 This item

Valerie May 24, 2026

Bought these with the Hospira 30ml bottle size caps. The lone star patterns are unique and very nice. Shipping was quick. Thanks for the bonus items, I’ll be ordering again from this vendor.

Valerie May 24, 2026

Response from Entropy Ranch

💕💕💕

5 out of 5 stars 5 This item

Tiare Jan 30, 2026

Caps are a little tight on my vials but a gentle twist will break the seal and have the cap removed

Tiare Jan 30, 2026

Response from Entropy Ranch

💜💜💜

5 out of 5 stars 5 This item

Tiare Jan 16, 2026

Love it! They were a little tight but it means the cap stays on

Tiare Jan 16, 2026

Response from Entropy Ranch

❤️❤️❤️

Photos from reviews

Seller's description

Specifications

May include: Six circular metal grinders arranged in two columns. The top two have an orange and yellow finish, the middle two feature a teal and purple gradient, and the bottom two display a multi-colored iridescent pattern with star-like textures.

Custom 3D-Printed Caps for 3ml Vials | Reusable, Durable, and Stylish!

Looking for the perfect way to secure your 3ml vials? Our custom 3D-printed vial caps are designed specifically for 3ml vials, offering a snug fit to keep your peps safe and protected. Whether you’re a healthcare professional, researcher, or someone who uses peptide injections, these reusable caps are a practical and stylish solution!

Key Features:

• Designed for 3ml Vials: Precision-made to fit your 3ml vials perfectly.
• Reusable: Built for multiple uses, making them eco-friendly and cost-effective.
• Custom 3D-Printed: Each cap is crafted with care, ensuring top-notch quality.
• Multiple Colors: Available in a variety of colors to suit your style or help you organize your vials.
• Durable: Made from high-quality plastic that’s tough and long-lasting.

Why Choose These Caps?

• Protection: Safeguard your vials from spills and contamination.
• Convenience: Color options make it easy to identify your vials at a glance.
• One-of-a-Kind: The 3D-printing process gives each cap slight, unique variations in color or texture.

Care Instructions:
Simply wash with mild soap and water. Avoid harsh chemicals or rough scrubbers to keep your caps in great shape.

Disclaimer:
Please note that imperfections such as minor surface variations or texture inconsistencies may occur due to the inherent nature of 3D printing technology. These do not affect the functionality or structural integrity of the product as a result we do not accept refund for such imperfections.

Color Options:
Available in any color of your choice!

Return Policy:
We do not allow immediate returns. However, if you do have any problems with our product please do not hesitate to contact us directly. We are always happy to help!

Fits 3ml vials, including common insulin and peptide vials, to keep vial storage tidy at home or while traveling.

Delivery details and policies

  • Get it by
    Nov 2-5
  • Returns and exchanges
    Not accepted
  • Ships from
    Georgetown, TX
  • Cost to ship
    $5.99 to United States, 43215

    There was a problem calculating your shipping. Please try again.

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Meet your seller

EntropyRanchMfg
Entropy Ranch
EntropyRanchMfg ·

Texas, United States

We calculate this number using a recency-weighted average of all ratings, with a rating's value decreasing by half each year to best reflect the current experience. 5.0
·
2.2k sales
·
2 years on Etsy
Entropy Ranch
1 shop member

Usually responds in a few hours

Smooth shipping Has a history of shipping on time with tracking.

Speedy replies Has a history of replying to messages quickly.

Rave reviews Average review rating is 4.8 or higher.

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