- Multifunctional thigh-strengthening side with sponge coating. The classic and long-known side thigh strengthener effectively helps to strengthen the muscles.

- This amplifier works on the principle of spring resistance, and due to its small size, it enables everyday and truly versatile training.

- The strengthening structure takes up little space, so you can easily take it with you, but muscle strengthening at home is also guaranteed to be easy.

- The foam layer also increases safety, repels moisture and is made of material that is harmless to health.