Features

• Non-spinning, non-pilling, non-fluff, non-discoloring, mould-proof, soft,even distribution, comfortable and delicate to touch
• Double layers springs structure for strong sence of comfort;Soft ultra high-elasticity spring pack for human sciatic nerve balance
• The connection part made of high-quality synthetic metal and the feetmade of high quality plastic, so as to ensure the stablity of the product