Key benefits Foldable design that folds together with the stroller for easy storage. When folded, it does not increase the stroller's overall footprint, helping maintain a compact profile. Simple buttonbased angle adjustment to match your baby's position. Quickly switch between sitting and lying angles to support comfort and posture as needs change. Seamless compatibility with Aer/AER strollers. Designed for stable installation and secure attachment. Durable construction with ecofriendly metal and cloth materials. Built to last while remaining gentle on baby's skin. Core features Fold with the stroller: integrated design that folds away without adding bulk. Easy angle control: a userfriendly button system to adjust the leg extension angle. Targeted compatibility: specifically designed for Aer/AER strollers to ensure a secure fit. Skinfriendly materials: sturdy metal framework with soft cloth padding for baby comfort. Use scenarios Everyday strolls: adjust the leg rest angle to support your baby in a comfortable seated position during short breaks or mild naps. Travel and outings: the foldable design makes it easy to store the stroller and leg rest together in tight spaces, keeping your setup compact. Longer walks or naps on the go: provide stable leg support to help reduce fatigue and keep your baby comfortable while you move. Materials and durability Constructed from ecofriendly metal and cloth materials for strength and durability. Designed to be gentle on babies' skin while providing reliable support. Compatibility and installation Specifically designed for Aer/AER strollers to ensure a secure, stable fit with minimal setup. Note: This extension is intended to enhance comfort and support for babies during use with compatible Aer/AER strollers, and folds along with the stroller for convenient storage.