• Sticker of a box labeled "Property of Schrödinger" with a live cat inside and a skeletal cat outside, with "Think Outside the Box."
  • May include: A holographic sticker with a black cat and a skeleton cat sitting in a box. The box is labeled "Property of Schrödinger". The sticker has a thought bubble above the cats that says "Think outside the box".
  • May include: A holographic sticker with a black cat in a box that says "Property of Schrodinger" and a skeleton cat outside the box with a thought bubble that says "Think outside the box".
  • May include: A holographic sticker with a black cat inside a box that says "Property of Schrödinger". A skeleton cat is outside the box and a thought bubble above the cats says "Think outside the box". The sticker is 7.1 inches by 8.0 inches.
  • May include: A holographic sticker with a black cat and a skeleton cat. The sticker says "Think outside the box" and "Property of Schrodinger". There is a second holographic sticker that says "HOLO" in black text.
  • May include: A holographic sticker with a black cat and a skeleton cat. The black cat is inside a box that says "Property of Schrödinger". The skeleton cat is outside the box. A thought bubble above the cats says "Think outside the box".
  • Quantum physics joke sticker, Schrodinger's cat, dead or alive. Holographic vinyl. Perfect gift for physics teachers, students or scientists Missing text on box
  • May include: A blue and white sticker with the text "STICKER INFORMATION" in black. The sticker features icons representing scratch resistant, fast delivery, hand washable, eco packaging, artist made, and a love it guarantee.
  • May include: A purple and white sticker with the letter "N" in black. The sticker is on a light blue background with the text "SHIPPING INFORMATION" in black. The text below the sticker includes shipping times for the UK, US, and elsewhere. A red starburst with the text "1-2 DAYS PROCESSING" is on the right side of the image. The text at the bottom of the image reads "*BUSINESS DAYS (WEEKDAYS) (AFTER PROCESSING)".
  • Sticker of a box labeled "Property of Schrödinger" with a live cat inside and a skeletal cat outside, with "Think Outside the Box."
  • Product video
  • May include: A holographic sticker with a black cat and a skeleton cat sitting in a box. The box is labeled "Property of Schrödinger". The sticker has a thought bubble above the cats that says "Think outside the box".
  • May include: A holographic sticker with a black cat in a box that says "Property of Schrodinger" and a skeleton cat outside the box with a thought bubble that says "Think outside the box".
  • May include: A holographic sticker with a black cat inside a box that says "Property of Schrödinger". A skeleton cat is outside the box and a thought bubble above the cats says "Think outside the box". The sticker is 7.1 inches by 8.0 inches.
  • May include: A holographic sticker with a black cat and a skeleton cat. The sticker says "Think outside the box" and "Property of Schrodinger". There is a second holographic sticker that says "HOLO" in black text.
  • May include: A holographic sticker with a black cat and a skeleton cat. The black cat is inside a box that says "Property of Schrödinger". The skeleton cat is outside the box. A thought bubble above the cats says "Think outside the box".
  • Quantum physics joke sticker, Schrodinger's cat, dead or alive. Holographic vinyl. Perfect gift for physics teachers, students or scientists Missing text on box
  • May include: A blue and white sticker with the text "STICKER INFORMATION" in black. The sticker features icons representing scratch resistant, fast delivery, hand washable, eco packaging, artist made, and a love it guarantee.
  • May include: A purple and white sticker with the letter "N" in black. The sticker is on a light blue background with the text "SHIPPING INFORMATION" in black. The text below the sticker includes shipping times for the UK, US, and elsewhere. A red starburst with the text "1-2 DAYS PROCESSING" is on the right side of the image. The text at the bottom of the image reads "*BUSINESS DAYS (WEEKDAYS) (AFTER PROCESSING)".
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Quantum physics joke sticker, Schrodinger's cat, dead or alive. Holographic vinyl. Perfect gift for physics teachers, students or scientists

Item highlights

  • Dimensions: Width: 7.1 Centimeters; Height: 8.0 Centimeters

Seller's description

For faster shipping, upgrade to "Express" at checkout.

Hey, Schrödinger's cat fans!
Show your uncertainty for the dead or alive cat with this holographic silver sticker.

PERFECT FOR:
📱 Phones
💻 Laptops
🧴 Water bottles
📓 Notebooks
or other flat surface in need of some jazzing up!

MATERIALS AND CARE:
Made from high quality vinyl sticker paper
💧 Water resistant material
🧼 Hand washing preferred

📦 POSTAGE AND DELIVERY:
Nerdy Nucleus ships using Royal Mail for all packages.
l am not responsible for delays in shipping once your package has been shipped. I am not able to manage shipping aspects such as weather or delays. When purchasing a product from Nerdy Nucleus, the customer acknowledge that all shipping profiles are estimated shipping dates. Dates given in infographic are working days not including weekends.

♻️ RECYCLING:
We love the environment and so packaging is all eco friendly and recyclable. Curb side recycling or compost is suitable for all.
The plastic like material provided in the packaging is made from NatureFlex™ film (plant based product) and is suitable for:
Industrial Composting
Home Composting
Anaerobic Digestion

View more

Price:$4.49+

Please select an option

You can only make an offer when buying a single item

Shipping & return policies
  • Get it by
    Nov 19-27
  • Returns & exchanges
    Accepted within 30 days
  • Cost to ship
    $16.16 to United States, 43215.

Reviews for this item

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

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.

(15 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

Manahil Oct 3, 2026

Excellent service, quick delivery, lovely seller, highly recommended

Manahil Oct 3, 2026

5 out of 5 stars 5 This item

Manahil Aug 21, 2026

really cool stickers! great quality, good communication from the seller, highly recommended

Manahil Aug 21, 2026

Response from Cara Montiel

Thank you so much :)

5 out of 5 stars 5 This item

Lou Dec 29, 2025

Item exactly as advertised. No visible imperfections despite buying a 'faulty' version. Arrived in under 14 days (UK).

Lou Dec 29, 2025

5 out of 5 stars 5 This item

Pavan Nov 10, 2025

Great sticker and amazing customer service.

Pavan Nov 10, 2025

Response from Cara Montiel

Thank you so much!

Photos from reviews

Seller's description

Specifications

Sticker of a box labeled "Property of Schrödinger" with a live cat inside and a skeletal cat outside, with "Think Outside the Box."

For faster shipping, upgrade to "Express" at checkout.

Hey, Schrödinger's cat fans!
Show your uncertainty for the dead or alive cat with this holographic silver sticker.

PERFECT FOR:
📱 Phones
💻 Laptops
🧴 Water bottles
📓 Notebooks
or other flat surface in need of some jazzing up!

MATERIALS AND CARE:
Made from high quality vinyl sticker paper
💧 Water resistant material
🧼 Hand washing preferred

📦 POSTAGE AND DELIVERY:
Nerdy Nucleus ships using Royal Mail for all packages.
l am not responsible for delays in shipping once your package has been shipped. I am not able to manage shipping aspects such as weather or delays. When purchasing a product from Nerdy Nucleus, the customer acknowledge that all shipping profiles are estimated shipping dates. Dates given in infographic are working days not including weekends.

♻️ RECYCLING:
We love the environment and so packaging is all eco friendly and recyclable. Curb side recycling or compost is suitable for all.
The plastic like material provided in the packaging is made from NatureFlex™ film (plant based product) and is suitable for:
Industrial Composting
Home Composting
Anaerobic Digestion

  • Designed by
    NerdyNucleus
  • Materials
    Plastic
  • Width
    7.1 Centimeters
  • Height
    8.0 Centimeters

Delivery details and policies

  • Get it by
    Nov 19-27
  • Returns and exchanges
    Accepted within 30 days.
  • Ships from
    United Kingdom
  • Cost to ship
    $16.16 to United States, 43215

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

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Meet your seller

NerdyNucleus
Cara Montiel
NerdyNucleus ·

Warwick, United Kingdom

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
·
3.4k sales
·
4 years on Etsy

Usually responds in a few hours

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Listed on Oct 27, 2026
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