Chest Expander Arm Training, Ajustable Arm Strength Trainer(Redblack) The product is shipped based on the color or size of the main image of the product page. Colour:redblack Natural Latex Tubes enable you to choose the different fitness strength intensity by assemble and disassemble the tubes according to your needs. eco-friendly soft latex tubes ensured its durable tension, hoodle added design make it non-snap, soft rubber covered handles protect users hands and preventing hands slip during chest exercise. Its light weight makes it easy for your take it traveling everywhere like office, camping and exercise anytime for chest developer. It can be used for improve the muscle strength for chest, arm, legs, shoulders, back very well both in Gym group training or at home exercise.