Erik Sports Whitewoods 75mm 3-Pin Nordic Cross Country Insulated Ski Boots will work with any standard 75mm binding system, also known as a 3-Pin binding system. FEATURES: High-tech outer fabric which is incredibly water-proof, wind-proof, capable of breathing and durable, 100 grams Thinsulate lining & quick dry liner for warmth, Breathable weatherproof upper, Improved metal lace guides for ergonomic lace pressure, Lightweight and durable, Removable insole, Toe protector, 75mm sole.*After many years of selling these boots and much customer feedback we know these boots do run slightly small. The size chart we include in the images reflects how these boots run and is slightly different than the European size chart on the box and most generic European size charts that convert USA sizes to European sizes. Of course, we can never guarantee fit, but we do recommend using the chart provided to determine the best fit. If you do get a boot that is too big or too small we do participate in 's free and easy return program, and we normally have most sizes of these boots in stock.For use by both Men and Women; Please use our Boot Sizing Chart in the Images. Boots will work with any standard 75mm binding system, also known as a 3-Pin binding system. 100 grams Thinsulate lining & quick dry liner for warmth, Breathable weatherproof upper, Improved metal lace guides for ergonomic lace pressure, Lightweight and durable, Removable insole, Toe protector, 75mm sole. 75mm 3-Pin Ski Boots: High-tech outer fabric which is incredibly water-proof, wind-proof, capable of breathing and durable. Please USE our Boot Sizing Chart in the IMAGES.Date First Available: December 12, 2019. Best Sellers Rank: #235,012 in Sports & Outdoors. Customer Reviews: 4.5 out of 5 stars 153 ratings 4.5 out of 5 stars. : B082P638J2. Size: ?EUR 41. Style: ?Sport Boots. Part Number: ?301. Manufacturer: ?Erik Sports. Suggested Users: ?Unisex-adult. Color: ?Black. Brand Name: ?Erik Sports. Package Weight: ?4 Pounds.