To get the best fit, measure where the waist band will be, and use the chart below. Alternatively just look at the size of your best fitting underwear and choose that.
If in any doubt, always choose the next size up.
 Our size
Waist (in)
Waist (cm)
S
28/30
71/76
M
31/33
77/84
L
34/37
85/93
XL
38/41
94/104
2XL
42/44
105/112
3XL
45/48
113/122
straighten
T Shirt Size Guide
These shirts have a nice snug fit, if in any doubt - size up
 Our size
Neck (in)
Chest (in)
S
14/14.5
35/37
M
15/15.5
38/40
L
16/16.5
41/43
XL
17/17.5
44/46
2XL
18/18.5
47/49
straighten
Infinity Socks Size guide
Just choose the size you usually wear for fantastic comfort