The Smart Support Baby Carrier Backpack has a height adjustable seat pad to give your child just the right comfort. The energy absorbing lumbar padding is made to help reduce strain on parent`s shoulders and back. The frame is made of lightweight yet sturdy aluminum, which makes for easy traveling. The canopy is water-resistant and has a sun visor and zip-off rain cover with ventilation holes to protect your little one from hazardous weather. Features: -Height adjustable seat pad helps support c hild for just the right ride -Energy absorbing lumbar padding helps reduce strain on back & shoulders -Energy absorbing lumbar padding is uniquely shaped to provide ventilation to keep back cool -Canopy is water-resistant with sun visor & rain cover -Rain cover has ventilation holes for breathability; fits into zippered pouch -Multiple storage pockets for cell phone, keys, and sunglasses -Lightweight aluminum frame -Recommended use from 6 months and older up to 40 lb