Sizing: Headgear

Small (S) Small/Medium (S/M) Medium (M) Large (L) Large/X-Large (L/XL) X-Large (XL)
inch (circum.) 20.875" - 21.625" 19" - 22.5" 22" - 22.75" 23.25" - 24" 21" - 25" 24.375" - 25.25"
cm (circum.) 53 cm - 55 cm 48 cm - 57 cm 56 cm - 58 cm 59 cm - 61 cm 53 cm - 63 cm 62 cm - 64 cm
US Size 6 5/8 - 6 7/8 6 - 7 1/8 7 - 7 1/4 7 3/8 - 7 5/8 6 5/8 - 7 3/4 7 3/4 - 8
Boxer's Weight Up to 132 lb
(Up to 60 kg)
Up to 165 lb
(Up to 75 kg)
135-165 lb
(61-75 kg)
165-190 lb
(75-86 kg)
165 lb & over
(75 kg & over)
190 lb & over
(86 kg & over)