Durability meets functionality with the new Hammer Strength 4-Sided Urethane Dumbbells. Featuring an anti-roll design, ultra-durable chemically bonded UV resistant urethane, medium knurled chrome handles and superior protection against wear and tear; these dumbbells are long lasting and will serve you for years to come. Sets are sold in 5 lb increments. *Sets arrive in 5-7 weeks *Singles ship in 1-2 weeks