The Allen Baktrak Big Game Sling features a tacky back made with rubber gripping dots to grip your shoulder and reduce sling related noise. One hand, quick adjustable, this sling is lightweight and durable. Swivels tested to 300 pounds. The all new Baktrak tread system provides the utmost in comfort and non-slip properties every hunter and shooter demands. Unlike the bulky rubber slings of today, the Baktrak is a lightweight, low-profile sling that allows a full range of movement in the field. The flexible construction conforms to any shoulder shape, with or without heavily padded clothing.