Rike Gear Speed Jump Rope &ndash; - Fully Adjustable for Men, Women and Kids - Non Slip Wooden Handles, Fast, Fluid, Fully Adjustable - USA Made - Free Velvet Pouch Included. ROPE REVOLVES AROUND HANDLE to ensure maximum speed with non slip wooden handles and 9 foot long rope for your comfort. DOES NOT TANGLE manufactured to the correct density to ensure rope will not knot in flight however fast you skip. PROMOTE WEIGHT LOSS Burn up to 1000 calories per hour while Improving stamina, endurance and agility. LIFETIME GUARANTEE... In case you're not totally satisfied, Just email info@rikegear.com & we got you covered :) GUINNESS BOOK OF RECORDS Held record for over 30 years with 108 skips in 10 seconds.