Made of high quality PVC， soft material (applicable to all types of furniture at right angles) a sphere with three high-quality double-sided adhesive 3M licensing round (convenient and affordable)[Name]: ball Zhuojiao / L-Zhuojiao (very practical)[Product features]: A. It can be used to prevent the baby being Zhuojiao sharp bumps， applicable to all types of rectangular furniture. B. Prior to use， the surface must be clean Zhuojiao. [Installation]: A. with double-sided adhesive close Zhuojiao three， the corner of the desk pad in the right place， hard pressed;Quantity: 10pcs