COMFORTABLE & CONVENIENT – Caddy hook-on high chair features high-back cushioned support and 3-point harness for a secure eating area. PORTABLE DESIGN – Lightweight metal frame folds compactly for easy travel and storage. SECURE ATTACHMENT – An easy twist-to-tighten design fastens quickly and securely to tables 0.75-1.5” thick and up to a 5.5” skirt. High chair that attaches to table with soft-grip arms that clamp firmly onto tabletop without scratching. EASY TO CLEAN – Removable seat cover is machine washable for easy-clean care. FOR BABY & TODDLER USE – Chicco Caddy Hook On Chair is designed for children 6 months or older who are able to sit unaided—up to 37 lbs.