New Bauer Core Neck Protective Hockey Base Layer Shirt Men's X Large Black Metallic Silver works with fixed blades or X Small works with fixed blades or expandables does have the number 77 written on it see pic Integrated neck protector contains KEVLAR for cut resistant protection BNQ certified Adjustable collar construction allows for a customized fit and provides maximum comfort Mesh underarm gussets for ventilation and increased mobility Forward shifted shoulder and side seams reduce irritation caused by wearer's equipment contact at pressure points Flatlock construction for chafe free fit THERMO MAX + anti bacterial and moisture management system Drop tail back hem prevents shirt from riding up