ComCor® Sled Harness Adult Size (to 50" girth under chest) distributes forces in a more comfortable way & are Easy-On/Off, coaches love it. Features ComCor®s exclusive Double-Action belt fasteners (Patent Pending), keeps your harness belt tight during pulling - nothing worse than a belt that slips. Look-a-like harnesses do not have this feature so when you pull a weight their belt slips, but not ComCor® Sled Harness, you are fully protected against belt slipping. You will love it or your money back. Available in 3 sizes: Youth version (to 40" girth) available on Amazon (keywords: Youth Sled Harness). Big and Tall version ( to 60" girth) available (keywords: Big Tall Sled Harness). Watch Mike pull a 2-ton truck over 20 miles with this harness. YouTube video search term: "Michael McCastle pulls truck". Pulls forward & backward for total body conditioning. 1.5" wide chest belt with padded rib guard for maximum comfort and protection. Luggage-grade nylon body fabric for durability. Perfect for weighted sled & tire dragging, also great for parachute sprints. Great fit allows full mobility. Attaches higher on the torso to build CORE muscles. 3" wide shoulders & Lined body which is fully washable for good personal hygiene. Steel O-rings on front and back and on shoulders for balance training (color may vary). Past customers include; South Carolina Gamecocks football, Pittsburgh Pirates, NY METS and Appalachian State football. Comes complete, ready to use. ***30-day money-back guarantee.** Lifetime Warranty against defects. *2-Day plus holidays and weekends. 3-day shipping to some areas. SIZING: Measure girth just under chest.