Full 90 Sports PREMIER Performance Soccer Headgear ADVANCED HEAD PROTECTION: The F90 Premier Performance Headgear represents the latest advancements in performance protection technology and Tru-Play design. INTERCHANGEABLE PADDING: The Premier features an advanced tru-fit system, which is comprised of the new x-band design and new interchangeable occipital back padding. This gives players the amount of protection that's right for their style of play. LIGHTWEIGHT/LOW PROFILE: Advanced Truefit System that provides expanded coverage of the occipital lobe while maintaining a low profile, custom and comfortable fit. COOL MAX FABRIC: The Premier is constructed with Forcebloc foam and an inner lining of Cool Max fabric to accelerate moisture evaporation, allowing the player to keep their head in the game. SIZING: Measure completely around your forehead at the fullest part pulling the tape measure snug. Small / Medium: 19 to 22 inches (49-56 cm), Large: 21 7/8 to 24 inches (55-62 cm)