Adjustable Sport Safety Thickness Anti-slide Universal Fit Sunglasses Rope Eyewear Retainer Strap Eyeglasses Cord Lanyard Holder Glasses Accessories 3pcs Perfect to keep your sunglasses in place everywhere you go. Fit most styles of eyewear with rubber Fully adjustable with plastic slider Anti-slide and thickness design for more durable Paceage inclu: 1*black + 1*blue + 1*red