GymBumUK Men's BlackSlash Baselayer

Name: GymBumUK Men's BlackSlash Baselayer
Brand: Gymbum UK
SKU: 9425389_9144
Price: 31.99 GBP
Availability: InStock

Engineered with purpose. Worn with confidence

£31.99 GBP

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GymBum UK Size Guide

GYMBUM UK®

Size Guide

1️⃣ Women – Sports Bras

Measure Yourself

For accurate sizing, keep the tape measure level and parallel to the ground.

Bust
Measure around the fullest part of your chest.

Underbust
Measure directly under your bust where the bra band sits.

Body Measurements (Inches)

Size	Bust	Underbust
XS	33–34"	27–28"
S	34–36"	28–30"
M	36–38"	30–32"
L	38–40"	32–34"
XL	40–43"	34–36"
2XL	43–46"	36–39"
3XL	46–49"	39–42"

Between sizes?
Size up for a more comfortable fit.
Size down for a more compressive performance fit.

2️⃣ Women – Tops & T-Shirts

Body Measurements (Inches)

UK Size	Bust	Waist
4–6	31–33"	24–26"
8–10	33–36"	26–28"
12–14	36–40"	28–32"
16	40–43"	32–34"
18	43–46"	34–37"

3️⃣ Women – Leggings & Shorts

Body Measurements (Inches)

UK Size	Waist	Hips
4–6	24–26"	34–36"
8–10	26–28"	36–38"
12–14	28–32"	38–42"
16	32–34"	42–44"
18	34–37"	44–46"

4️⃣ Men – Tops & Hoodies

Size	Chest	Waist
S	36–38"	30"
M	38–40"	32–34"
L	42–44"	36"
XL	46–48"	38"
XXL	50–52"	40–42"

5️⃣ Men – Shorts & Joggers

Size	Waist
S	30"
M	32–34"
L	36"
XL	38"
XXL	40–42"

Fit & Sizing Notes

Some styles follow Asian sizing and may run 1–2 sizes smaller than standard UK sizing.
Refer to each product description for specific fit details.
Measurements may vary slightly depending on fabric and cut.

Power through your day in the Men's BlackSlash Baselayer—leggings that refuse to hold you back. Made from 82% polyester and 18% spandex, the ultra-soft four-way stretch fabric moves in every direction, adapting to your body's demands. A fitted silhouette paired with a strategic front gusset gives you support without restriction, while the elastic waistband stays put through intense sessions. Moisture-wicking technology keeps you fresh from the gym to the streets, and flatseam construction means zero irritation. Whether you're training hard, running fast, or just living your best life, these leggings deliver the comfort and performance you deserve.

Size guide

	WAIST (inches)	HIPS (inches)
XS	29 ⅞	37
S	31 ½	38 ⅝
M	33 ⅛	40 ⅛
L	36 ¼	43 ¼
XL	39 ⅜	46 ½
2XL	42 ½	49 ⅝
3XL	45 ⅝	52 ¾

	WAIST (cm)	HIPS (cm)
XS	76	94
S	80	98
M	84	102
L	92	110
XL	100	118
2XL	108	126
3XL	116	134

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GymBumUK Men's BlackSlash Baselayer