Figure 8 design is great for two-handed exercises, or for looping around sturdy objects for unilateral exercises. Soft foam handles provide a comfortable grip to work muscles in a full range of motion. Strengthens and stretches arms, shoulders, chest, back, and lower body from multiple angles. Durable latex resists breakage and provides 15-20 pounds of resistance for intermediate to advanced users. Lunge: Front and back of thigh and buttock. Rear leg lift: Back of thigh and buttocks. Chest press: chest, front of shoulder and back of arm. Soft rubber handles for extra comfort. Very portable-use anywhere/anytime. It is a perfect promotional gifts!