CHEWED FLIES LIVE HERE Introducing the Fly Patch, redefined, thanks to prime cuts of durable, high-memory EVA foam that resist deformation. Patches provide firm pressure against barbless hook shanks for herculean hold and come in 12-packs—just like your favorite brews. FEATURES Durable EVA foam – resists deformation, strong memory for original form Provides constant pressure on the shank of a barbless hook for more secure hold SIZE:: ONE SIZE.