Unit Size: 1.25"W x 3.25"H x 0.31"D Sonic welded plastic body -- Made of recycled material. Polished Stainless Steel internal spring. Cord length 40" - longest anywhere. Durable vinyl strap -- Anti-twist feature. Chrome-finished zinc alloy, 360-degree swivel alligator clip back. Tested to 150,000 retractions. Made in China.