The SPRI 3-in-1 Resistance Kit is a versatile tool for improving total body strength. It features adjustable resistance levels, allowing you to customize your workouts as you progress. The kit includes three resistance cords: medium, heavy, and ultra-heavy, which can be easily clipped on and off. The comfort-foam handles provide a secure grip, ensuring a comfortable workout experience. The kit also includes a downloadable exercise guide, offering workout tips and instructions to help you maximize your results.