⚡ The design principle of the sled is 15° forward, 30° backward, safe angle, and the arc is professionally tested with a high safety factor and swings.
⚡ The ergonomic design fits the curvature of the human spine curve and gives the body a full range of comfort support.
⚡ High quality high density sponge. Resilience, longevity and comfort.
⚡ The bag is thicker, which increases the comfort and at the same time plays a good support. The sedentary is not tired, so that the perception can recover the long-lost warmth and freedom.