Peak UK Neoskin Headcase - Unisex\'s The latest version of the Neo Headcase which uses a Fleece lined Neoprene. Perfect for cold weather paddling. Keeps your ears and head nice and warm with no more brain freeze! Features: Flatlocked seams Stretch binding around edge Now with new Fleece Lined Super Stretch 1.5mm neoprene Sizing: Headcase Size XS SM LXL Length (ear to ear) 43-45 cm 16.9-17.7 in 45-47 cm 17.7-18.5 in 47-49 cm 18.5-19.29 in Length (front to back) 35-37 cm 13.77-14.56 in 37-39 cm 14.56-15.35 in 39-41 cm 15.35-16.14 in Circumference 47-49 cm 18.5-19.29 in 50-52 cm 19.68-20.47 in 53-55 cm 20.86-21.65 in