TRX Slam Ball Cardio you can achieve muscular balance

you can achieve muscular balance and prepare your body for optimal performance

and quiet operation

Athletes of all levels use these boxes for forwarding

hamstrings

TRX Slam Ball Cardio you can achieve muscular balanceOur best selling Slam Ball features a grooved tire tread texture, no slip grip and bounce resistant construction. Get ready for the ultimate cardio, agility, and strength training tool youve ever met. Make an impact. Filled with sand and 100% non bouncy, this durable ball with a grippy rubber outer is the ultimate accessory for working out (and who are we kiddingworking out some stress). Lift it overhead and slam it on the ground to work every muscle