Kelly Kids Junior Extender Bag Unzips to extend the bag by approximately 12 inches Great bag for camping!! VGUC/GUC - minor markings on bag. From Website: Features & details Expandable foot section allows the sleeping bag to grow with your child (extends 8 inches) Full-zipper draft-tube to eliminate heat loss Kelty Cloudloft insulation is lightweight, compactable and durable Two-layer, offset quilt construction for warmth and durability Ground-level side seams prevent heat from escaping