Features: Safe Fabric: Quality plastic and soft cotton fabric to ensure the safety and daily comfort of baby during use. Convenient Expansion: The T3 plastic buckle extension piece is designed to easy to install and can quickly increase the length of the jumpsuit. Comfortable fit: The extended cotton pad provide additional comfort, avoids creases, and allows baby to more freely move. Easy cleaning: This extension sheet can machine washable or hand wash, strong wear resistance, and is easy to clean. Special design: Please note that the extension piece is not universal. This product is a T3 plastic buckle and is only suitable for plastic buckles with protruding small circlet and outer diameter of 5mm. Specifications: Fabric: Cotton+Plastic Product size: approx. 13.5x9cm/5.31x3.54inch Color: white/pink/blue/yellow Quantity: 4pcs/set Package Includes: 4Pcs/set Baby Romper Extender note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.