The Hpygn Pull Up Assistance Bands are designed for gym and training purposes, specifically for assisting with pull up exercises. These resistance trainers are ideal for individuals looking to improve their strength and technique when performing pull ups. With the Hpygn brand known for its quality fitness equipment, these pull up assistance bands provide the necessary support and resistance to help users progress in their fitness journey. Perfect for individuals looking to enhance their upper body strength and overall workout performance.opened boxed to take photos etc