The Yellow Duck Boot Was Co-Created By Nle Choppa And Fctry Lab Founder & Former Yeezy Innovation Head Omar Bailey. Fctry Lab’s Duck Boot Takes A Familiar Shoe Concept And Turns It On Its Head, Creating A Dynamic And Unique Silhouette Making A Bold Statement In Footwear Fashion. Sizing: - The Duck Boot Is A Unisex Silhouette In Men’s Sizes. - For Men's Half Sizes, Please Select The Next Full Size Up. - For Women's Sizing, Please Reference Chart For Conversions. - You May Insert Insoles If Necess