【Complete 75-300lbs Adjustable Resistance】: Our set includes 4 heavy-duty elastic bands (each 75lbs) and an adjustable strap. Combine them to scale from 75lb to 300lb of assistance. Perfect for all fitness levels – start with maximum support and reduce as you get stronger until you can perform unassisted pull-ups like a pro! | 【Superior Safety-Durability】: Engineered for your peace of mind. Each resistance band features a solid core encased in a durable nylon sleeve, slowing oxidation and extending lifespan. The reinforced steel buckle and carabiner lock securely, preventing slips and ensuring stability during every rep. Focus on your form without worry. | 【Height-Adjustable for Universal Use】: The extra-long, heavy-duty nylon strap is fully adjustable to fit any user height and any type of pull-up bar (doorway, gym rack, or calisthenics station). Easily connect, fasten, and customize the band length to control the difficulty level for a perfect, personalized workout every time. | 【Comfortable & Easy to Use】: Features a soft sponge pad sling for comfortable foot or knee rest. Setup is a breeze – be ready in just 3 simple steps! The included compact carry pouch makes it the perfect portable gym, ideal for home workouts, travel, or the gym. | 【Versatile Full-Body Training】: More than just pull-up assist! Use these robust bands for strength training, muscle building, chin-ups, stretching, mobility work, and physical therapy. A must-have addition to your home gym equipment. | 【INCLUDED IN YOUR KIT】:4 x Elastic Resistance Bands (75lbs each)，1 x Adjustable Nylon Strap with Carabiner，1 x Sponge Pad Sling (Feet/Knee Rest)，1 x Portable Carry Pouch，1 x User Manual