Safe material: made of high quality PP material. It is safe and environmentally friendly, non-toxic, odorless, strong and resistant to dirt. the heat. The surface of the baby ring is smooth and square, and the rounded corner is not damaged, which is very suitable for babies. Sturdy and wear-resistant rings wear makes our products very durable. Luminous cradle rings: available in 4 colors: red, green, blue and yellow. The ergonomically designed bracket ring is detachable and safe. Bright colors can stimulate baby's eyesight, and various tactile designs can promote sense of touch and skills. Characteristic design: The standing rings for baby cot are made of high quality materials. are easy to use easy to use and lightweight. Easy to grip, comfortable to grip hold and will not hurt baby's hands. By grasping the traction rings, baby exercises his thinking and walking skills. Very convenient for your baby's pre-learning. standing. Multiple buckles, detachable design and lockable at the