A full grain leather European edition of Japan’s incredibly stable Genem golf shoe â fully waterproof and breathable courtesy of a GORE-TEX® membrane. Features the lace-free BOA closure system that tightens and loosens via a dial on the side. Waterproof guarantee for 2 years. BOA CLOSURE SYSTEM The Boa closure system adds ease to putting your shoe on & off. Boa dial is used for tightening/releasing system GORE-TEX® WATERPROOF New breathable membrane is durable and breathable â for all year-round versatility. With 2-year waterproof warranty