6 - 23 months. The SnugPlay system is the ideal starter unit to help introduce young children to a unique child-powered play event. This kit is designed to introduce children aged 6 months thru 23 months to the joys of loose-parts play. Featuring a collection of the smallest elements of SnugPlay that encourage toddlers along with their caregivers to creatively be inspired to build tunnels, bridges, or wherever their imagination takes them! Capacity: 10 - 15 children. Average space needed: 11' x 11' area. Weight: 170 lbs.