Modeled after the Kids Ankle Deck Boot, TUFS are a one-piece injection molded boot made entirely from BioLite. This is an eco-friendlier EVA compound found on other popular XTRATUF styles. The TUFS are lightweight, flexible, 100% waterproof and still non-marking and slip resistant like other XTRATUF footwear. On the inside, they have built in ridges at the front and back for easy grip when pulling them on and have a textured footbed for added traction and a secure fit. This Sesame Street styles is modeled after Elmo's classic look. DESIGN: Ridges inside the front and back of the boot for easy grip and pull on Elmo Sesame Street styling IN-SHOE COMFORT: Textured footbed for added traction and secure fit DURABILITY & TRACTION: 100% waterproof Chevron ground contact BioLite EVA outsole BioLite eco-friendlier high performance EVA