Century Traditional Heavy Bag The perfect heavy bag for combat sports practitioners, this bag is constructed of a durable black vinyl shell, heavy-duty chains for safe hanging, web straps, and filled with durable fibers. A quick way calculate what heavy bag is best for you is take your weight, divide by two, and round up to the nearest heavy bag weight. Two models available: The 70 lbs. bag has a 13\” Diameter x 40\” Tall while the 100 lbs. bag has a 13\” Diameter x 42\” Tall. Please choose model. This item qualifies for FREE SHIPPING. Item # 10125-010215 (70# Bag), 10125-010216 (100# Bag)