Designed to keep fishermen on their feet over any surface and terrain, the Korkers CastTrax Fishing Overshoe combines aggressive rubber lugs and carbide spikes for great traction. With molded rubber walls at toe, heel and side under the boot (sold separately) and a quick release buckle and strap system over the boot, CastTrax Overshoes provide a secure fit and slip on and off easily. Sporting 36 replaceable threaded carbide spikes per pair under the toes, heels and balls of the feet, CastTrax Overshoes provides sure-footed traction on mossy rock, ice and slick terrain. Manufacturer style #: FA-5200. Sure-footed traction for anglers on mossy rock, ice, and slick terrain Quick-release buckle and strap system for easy on/off Molded rubber walls at toe, heel and side provide a secure fit 36 replaceable threaded screw-in carbide spikes per pair under toe, heel, and ball of foot Comes with 10 replacement spikes and 1 replacement buckle Boot not included.