The SPRI 3 In 1 Resistance Cord is a versatile fitness equipment designed for home use and gym training. It is made of durable nylon and rubber materials and can provide up to 60 lbs of resistance. The cord is suitable for working out the arms, back, biceps, and abdominal muscles. Its 3 in 1 feature allows users to adjust the resistance level according to their fitness level. The black and blue color combination adds a stylish touch to the equipment.