Features: Package content: You will receive 4 pieces different colors of baby stand up walker tool rings, which is designed to help babies train to stand and walk, and you can put it in the crib and let the baby try to stand through using the ring. Reliable material: The baby walking training ring is made of quality belt and plastic, safe and no toxic, do not irritate the baby's nose and mouth, strong and durable to use, doing no harm to your babies. Practical design: This pull ring for baby training adopts soft edges for your babies to grasp. Baby pull ring can be hung directly on the edge of the crib, no screws or other tools required. Suitable occasions: The rings for playpen baby crib hooks are easy to carry, and you can use it not only at home, but also on the go, practical and considerate design for you. Nice gifts choice: The baby stand up walker pull rings are nice gifts choices for babies to develop eye. Specification: Material: Plastic Size: approx.19x9cm/7.48x3.54in Color: Red,Yellow,Green,Blue Quantity: 4Pcs Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Contents: 4xPlaypen Pull Ring (other accessories demo in the picture is not included.)