Add weight on top of your portable basketball hoop base with our all-new Silverback Universal Weight. The additional weight will increase stability and is designed to fit on top of most portable hoop bases. The weight bag holds up to 100 lbs. of sand and removes the use for any ugly eyesore alternative objects. Made from durable materials the universal weight bag will last years and withstands severe weather conditions. This listing only includes the Silverback portable weight bag and does not include a portable basketball hoop basketball goal base or sand.