Training tube set for full-body workouts. - Set includes: Training tubes, door anchor, handles, straps, storage bag - Training functions: Full-body workout, stress relief, chest muscle training, arm shaping, hip training - How to use: Can be used by attaching to a door - Tube resistance: 50 lbs, 40 lbs, 30 lbs, 20 lbs, 4 types - Colors: Black, Gray, White 【High-Elastic Stainless Steel Body】Specially processed stainless steel combines resilience and flexibility. Prevents cracking and deformation even with repeated use. 【Simultaneous Training of 5 Major Muscle Groups】Strengthens the major muscle groups of arms, chest, back, glutes, and legs simultaneously. Improves posture and flexibility at the same time. 【Compact, Portable Gym Design】Neatly stores in the included storage bag. You can easily train while traveling or during breaks at the office. 【Adjustable Resistance Bands】Freely select from 3 levels of resistance. Suitable for users from beginners to advanced levels at their preferred intensity. 【Yoga & Pilates Compatible】Can be used with a Pilates bar and resistance bands, either separately or together. Supports a variety of training menus. Thank you for viewing.