Flex between 2, 4, and 6 pounds with these weights. These sleek adjustable weights inspire movement & help you build muscle. Use the 2 lb base on it's own or add boost(s) to level up your workout. Soft silicone texture with grooves for extra grip. Perfect length to be used as a mini-bar for a variety of exercises. Includes two hand weights that can each flex from 2 to 4 to 6 LBs.