8 Pieces eyeglass chain sunglasses strap glass cord lanyard for eyeglasses, 4 styles Adjustable eyeglass chain: Both ends have movable holder loops and can be slipped on and off, thus you can change the size to make the chain fits your glasses frame better. Suitable for various glasses: The glass chain fits for sunglasses, reading glasses, safety glasses, etc., and they are applicable for outdoor sports, play ball or out of travel. Specification: Length: 64 cm/ 25.2 inches to 77 cm/ 30.3 inches Material: aluminium, metal, acrylic and PU leather Quantity: 8 pieces Package includes: 2 x Aluminium cords (silver and gold) 2 x Metal beads cords (white) 2 x Acrylic beads cords (silver and gold) 2 x PU leather cords (ivory)