• Thick inner foam core gives bag shape and rigidity while adding cushioning
• 8 separate handles for all workout grip configurations, including angled handles
• Hundreds of possible exercises including curls, presses, squats and more!
• Included 10lb, 15lb & 20lb portable sand kettlebells fit snugly inside
• Kettlebells can be easily removed for separate freeweight exercises
• Inner Sand Fill Lines for easy filling to exact weight
• Super durable PVC shell is designed to last
• Patent-Pending System
• *DOES NOT COME WITH SAND*