Keen Footwear Men's Utility K-10 Replacement Insole - Black/Yellow

This supportive insole from Keen Footwear adds cushioning and freshens up your boots, with an innovative probiotic technology that controls odor naturally. Cleansport NXT™ for natural odor control Deep heel cup to align and center foot Designed for high arches Dynamic arch support High rebound foam Quick-dry performance technology Replacement insole may affect protective footwear safety ratings. Model: 1017334 Men's sizes: Medium = 8.5-10, Large = 10.5-12, X-Large = 12.5-14