A golf cart bag strap sleeve that is capable of protecting a golf bag from damage due to friction between the golf cart bag strap and the golf bag comprising a first layer of durable non-abrasive material, a second layer of foam, neoprene, cloth, or gel padding, and a third layer of durable non-abrasive material suitable for customized advertising. In the first embodiment, the three layers are folded over to form the sleeve with two open ends that engage the strap. In a second embodiment, the sleeve is comprised of two panels, both made of the first layer, second layer, and a third layer. An end cover encloses the three layers to prevent fraying and stitching secures the three layers and the end cover.