Sturdy material: the standing rings for toddlers are made of quality plastic and braided straps materials, the rings have comfy tactility, which is skin-friendly to babys hands, the sturdy construction makes the rings safe and secure to use, can be applied for a long timeHumanized design: the crib standing ring is lightweight and easy to use, the ring measures approx. 19 x 9 cm\/ 7.5 x 3.5 inches, the proper size of the ring is suitable for a baby to grasp, the grip has comfortable and smooth hand feelings, your baby can exercise walking ability and grasping ability by grasping the ring, which is useful for initial learning for the babyEasy to use: the baby pull rings can be directly fixed on the cribs without any installation tools, they are easy to operate, convenient and practical for baby learning stands; In order to make the pull better fixed, it is recommended that the thickness of the crib fence where the baby pull ring is installed is 1.8 - 2.3 cm\/ 0.7 - 0.9 inchesDiverse colors: including blue, green, red and yellow, ample quantity and various colors can meet your babys different needs, you also can share them with your friends, family members and neighbors who own babies at homeA range of applications: the crib rings hooks can be hung on the edge of cribs, bassinet or pram travel bed, helping baby walk and stand, they are portable so that you can carry them around; Please note that they should be installed on fences less than 2.3 cm\/ 0.9 inches thickColour: red+blue+yellow+greenMaterial: plasticPackage Contents:12 x Crib standing ringsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.