This knee high, neoprene shoe from NRS is waterproof and warm. Ideal for wet, mucky put-ins and portages; these shoes feature a 5mm neoprene upper that is glued, blind-stitched and double-taped to ensure your feet are cozy and dry. 7mm neoprene insole and high-traction wrap- up sole provide support while 2mm plastic shim offers protection against sharp objects or terrain. Ladder buckle strap and instep strap ensure your shoe will stay in place in muddy conditions. The Boundary Shoe from NRS is ready to get down and dirty on your next adventure. Material Upper: 5mm neoprene, Sole: 6mm rubber, Insole: 7mm neoprene, Shim: 2mm plastic shim, Closure System: adjustable buckle and instep strap, Taped Seams: Yes, GlideSkin cuff, Factory waterproof tested, Height: 15 inches, Weight: 3lbs (for a size 9), Model Year: 2019, Product ID: 427988, Model Number: 30035.01.101, GTIN: 0603403120537