Inspired by our beloved Muckster collection, the Muckster Lite Clog is 50% lighter, offers independently verified SRC rated slip-resistant traction and provides excellent support and comfort for all-day wear. The Muckster Lite Clog is built from a high-performance, lightweight foam called Bio Lite which is ultra-durable and easy to clean. The upper features side ventilation holes for breathability and drainage for water and debris. The entire clog is constructed from Bio Lite which is eco-friendlier than many other injection molded foams in the market. Bio Lite has been granted a Green Leaf certificate by Intertek, an accredited independent 3rd party testing facility, verifying that this product will properly biodegrade in bioreactor landfills. 100% Water-Friendly, 100% MUCKPROOF ASTM D5511-18 / ISO 15985-14 Biodegradable - Up to 3 years in Accommodating Environment Breathable Side Ports for Water Drainage and Comfort Easy-to-Clean/Hand Washable/Quick Drying Material Eco-friendlier Bio Lite Outsole is Lightweight, Durable, and Provides SRC Rated Slip-Resistance. Landfill Bio-Degradation Validated Utilizing the ASTM D5511-18 Test Method, ISO 15985 Lightweight and Easy to Slip On/Off One Piece Bio Lite EVA SRC Rated for Excellent Multi-Surface Slip Resistance Textured Insole for Comfort, Grip and Support