GUK Sky Blue Performance Tee

Name: GUK Sky Blue Performance Tee
Brand: Gymbum UK
SKU: 7445457_17537
Price: 19.99 GBP
Availability: InStock

Engineered with purpose. Worn with confidence

£19.99 GBP

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Shipped by GymBum UK

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GymBum UK Size Guide

🧡 GymBum UK Sports Bra Size Guide

Size	Chest (inches)	Underbust (inches)
XS	33 ⅛	27 ½
S	34 ⅝	29 ⅛
M	36 ¼	30 ¾
L	39 ⅜	33 ½
XL	42 ½	36 ¼
2XL	45 ⅝	39
3XL	48 ⅞	41 ¾

🧍♀️ Women’s Activewear

UK	US	EU	Asian	Tops / Bras	Leggings / Shorts	Trainers (UK/EU/US)
4–6	0–2	32–34	S	XS	XS	3.5 / 36 / 5
8–10	4–6	36–38	M	S	S	4–5.5 / 37–38 / 6–7.5
12–14	8–10	40–42	L	M	M	6–7.5 / 39–40 / 8–9.5
16	12	44	XL	L	L	8–8.5 / 41–42 / 10–11
18	14	46	XXL	XL	XL	9–9.5 / 43–44 / 11.5–12

🧍♂️ Men’s Activewear

UK	US	EU	Asian	Tops / Hoodies	Shorts / Joggers	Trainers (UK/EU/US)
S	S	46	M	36–38" Chest	30" Waist	6–7 / 39–40 / 7–8
M	M	48–50	L	38–40" Chest	32–34" Waist	8–9 / 41–42 / 9–10
L	L	52	XL	42–44" Chest	36" Waist	10 / 43–44 / 11
XL	XL	54	XXL	46–48" Chest	38" Waist	11 / 45–46 / 12
XXL	XXL	56	3XL	50–52" Chest	40–42" Waist	12–13 / 47–48 / 13–14

🧵 Fit Notes

Asian sizes typically run 1–2 sizes smaller than UK sizing.
For a performance fit, choose your regular UK size.
For a relaxed fit, size up.
Measurements are approximate and may vary slightly by fabric and style.

Fit Tip: Some of our activewear follows Asian sizing (approx. 1–2 sizes smaller than UK). Refer to the GymBum Size Guide for accurate conversions.

The GUK Sky Blue Performance Tee is your new gym essential, designed to keep you cool when things heat up. Crafted from 100% breathable polyester mesh, this unisex sports jersey delivers serious ventilation without compromising on style. Whether you're crushing a workout or keeping it casual, the relaxed fit and extended length provide the coverage you need to move freely and feel confident. Built to last, this tee features side-seamed construction and reinforced binding on the collar for durability that matches your dedication. The lightweight 4.13 oz./yd² fabric won't weigh you down, while the short raglan sleeves offer unrestricted arm movement. With its classic round neckline and elastic properties, you'll get a polished look that works as hard as you do—from the gym floor to everyday adventures.

Size guide

	LENGTH (inches)	CHEST (inches)
S	27 ½	31-34
M	28 ⅜	35-38
L	29 ⅛	39-41
XL	29 ⅞	42-45
2XL	30 ¾	46-48

	LENGTH (cm)	CHEST (cm)
S	70	78.7-86.4
M	72	89-96.5
L	74	99-104.1
XL	76	106.7-114.3
2XL	78	116.8-122

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GUK Sky Blue Performance Tee