The children's spring expander is an excellent tool for enhancing upper body strength. It is crafted with materials to allow safety and durability during use. The ergonomic handles provide a comfortable grip, making it suitable for kids to use without strain. This versatile equipment can be used for various exercises targeting the arms, chest, and shoulders. Features - Color: Blue -Material:Spring steel -Size:43.00X9.00X1.50cm/16.90X3.54X0.59in -Multifunctional training tool: this children's exerciser is ideal for arm and chest muscle workouts, providing a comprehensive fitness solution for young athletes -Adjustable spring tension: the resistance rope features a spring resistance mechanism that can be adjusted to match the child's strength, allowing safe and effective training -Comfortable for kids: specifically designed to meet the ergonomic needs of children, providing a comfortable and secure grip during exercises -Encourages physical activity: helps children build healthy exercise habits, promoting physical strength and endurance from a young age -Portable and convenient: lightweight and easy to carry, this exerciser can be used anywhere, making it ideal for home or outdoor fitness sessions Package list: 4 x fitness rope