The Ultimate Heavy Duty Retractable Key Reel One Ultimate Heavy Duty Black Retractable Key Reel It Holds Up To (1) Pound Of Keys Or Anything Else Without Extending The Cable Heavy Duty Wound Steel Cable With A Vinyl Protective Coating It Extends Up To 42" It Measures About 2 3/4" High x 2 1/8" Wide x 3/4" Thick