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Funny 30th Birthday T-Shirt: 'So Happy I'm Thirty' Tee

CoolFoxTees  
5 out of 5 stars

Returns & exchanges accepted

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Star Seller. This seller consistently earned 5-star reviews, dispatched on time, and replied quickly to any messages they received.

Highlights

  • Materials: Cotton, Soft Cotton, Ringspun Cotton, 100 per cent Cotton, Enzyme Washed Cotton

🛍 Welcome to Cool Fox Tees
Find the perfect T-shirt for every occasion — a premium tee you’ll never regret buying.
From funny slogan T-shirts to trendy everyday styles, novelty gifts, birthday ideas and Christmas favourites — we’ve got you covered.

Browse our shop for a huge range of men’s and women’s T-shirts available in various sizes and colours.
All orders include Free UK Delivery!

🌟 About Our T-Shirts
🔹 180GSM premium ring-spun cotton — soft, breathable, comfortable
🔹 Printed using eco-friendly, water-based DTG inks (no cheap vinyl or iron-on transfers)
🔹 Every T-shirt is printed fresh to order on our professional DTG printer for a smooth, bright finish

🚚 Delivery
🔹 Postage is £2.95 UK-wide and that’s for the whole order, not per item.
🔹 Orders are printed and dispatched the next working day. (Monday–Friday)
🔹 Shipped via Royal Mail Tracked 48 – reliable, fully tracked, and delivered in 2–3 working days.
🔹 If your order is time-sensitive, please upgrade to Royal Mail 24 Tracked at checkout

📏 Size Guide

👚 WOMEN’S FIT (Slim Fit) Slim fit shape. For a regular or more relaxed fit, please size up at least one size.

S (UK 6) – Width 15.5" (40cm) | Length 25.5" (65cm)
M (UK 8) – Width 17" (43cm) | Length 26" (66cm)
L (UK 10–12) – Width 18" (46cm) | Length 26" (66cm)
XL (UK 12–14) – Width 19" (48cm) | Length 26.5" (67cm)
2XL (UK 14–16) – Width 20" (51cm) | Length 27" (68.5cm)

👕 MEN’S FIT (Regular Fit) Classic retail fit. If between sizes or prefer a looser fit, we recommend sizing up.

S – Width 19.5" (49.5cm) | Length 27" (68.5cm) | Chest to Fit 38–40"
M – Width 21" (53cm) | Length 28" (71cm) | Chest to Fit 40–42"
L – Width 22.5" (57cm) | Length 29" (73.5cm) | Chest to Fit 42–44"
XL – Width 24" (61cm) | Length 30" (76cm) | Chest to Fit 44–46"
2XL – Width 25.5" (65cm) | Length 31" (79cm) | Chest to Fit 46–48"
3XL – Width 27" (68.5cm) | Length 32" (81cm) | Chest to Fit 50–52"
4XL – Width 28.5" (72cm) | Length 33" (84cm) | Chest to Fit 52–54"
5XL – Width 30" (76cm) | Length 34" (86cm) | Chest to Fit 54–56"

🧒🏻 KIDS UNISEX FIT

Age 2 | Chest 22–24"
Age 3–4 | Chest 24–26"
Age 5–6 | Chest 26–28"
Age 7–8 | Chest 28–30"
Age 9–11 | Chest 30–32"
Age 11–13 | Chest 32–34"


🔄 Returns & Exchanges
🔹 You have 30 days to request a return
🔹 Items must be unworn, unwashed and in their original packaging
🔹 Return postage costs are non-refundable
🔹 Personalised items cannot be returned unless faulty — but if there’s an issue, we’ll always do our best to sort it.
🔹 Need to swap a size? Drop us a quick message!

🎨 Please note: Colours may appear slightly different in person due to screen settings and lighting. The design position may also vary slightly depending on garment size.

📝 Note:
Delivery times are estimates — we cannot guarantee specific delivery dates, especially during busy periods like Christmas.

Thanks for choosing Cool Fox Tees!
Printed fresh with care here in the UK — we appreciate every single order. 🧡

  • Dispatches within 1 business day
  • Returns & exchanges accepted within 30 days
  • Dispatched from: United Kingdom

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Reviews for this item

What buyers say, summarised by AI: Perfect gift Great quality Fast delivery Love it

4.9

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.

(26 reviews)

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

Lisa 14 May, 2026

Bought for my son for his 30th birthday, I haven’t given it to him yet, so can’t comment on the fit.

Lisa 14 May, 2026

5 out of 5 stars 5 This item

Debbie 27 Mar, 2026

This will (s)hit the spot with my soon to be 30 year old nephew! Brilliant!

Debbie 27 Mar, 2026

5 out of 5 stars 5 This item

Daniela 14 Aug, 2025

It's perfect for our son 30th birthday.

Daniela 14 Aug, 2025

5 out of 5 stars 5 This item

Angela 23 Oct, 2024

Thank you, very happy 👌

Angela 23 Oct, 2024

CoolFoxTees
Eddie
CoolFoxTees ·

Royal Leamington Spa, 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. 4.9
·
17.7k sales
·
7 years on Etsy
Message seller

Typically responds within a few hours

Typically responds within a few hours

Smooth dispatch Has a history of dispatching 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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