ErgoPad Epad Ergonomic 1 1/2" Shoulder Strap Pad in Black Wedge-shaped design creates a level surface to keep your strap from sliding off your shoulder. Helps to redistribute the weight of the bag's load due to the ribbed and flexible pad thereby reducing back and neck pain. Cushions your shoulder with its thick, ergonomically-designed, comfortable pad. Snaps on and off in seconds to use on other straps up to 1 1/2" wide. Comes in black, yellow, red, green, and blue.