This is the SHIMANO Geo-Lock Flex Rubber Pin Felt Sole Kit KT-037Q. Featuring pin felt soles for excellent grip, it provides stable walking even on wet, rocky areas and slippery fields. The flex rubber offers both flexibility and durability, making it a high-performance sole. Compatible with Shimano's unique Geo-Lock system, the sole can be easily replaced without tools. You can quickly change soles depending on the fishing conditions. 【Product Specifications】 ・Model Number: KT-037Q ・Size: SS ・Color: Dark Gray ・Type: Nakimaru (Mid-Round) ・Specifications: Rubber Pin Felt Sole ・Compatibility: Geo-Lock System ・Condition: Brand New This is a replacement sole that enhances safety in slippery environments such as sea fishing and stream fishing.