But, whatever the kids do, they do it with fun. The various-colored legs are interchangeable and let the children to decide exactly what they want their caterpillar to look like. Moreover, the legs also provide stability to the entire climbing structure. With sturdy and stable design, up to 6 active preschoolers can climb up onto this cute caterpillar climber, hug the neck and head, perched on to it and gather.The materials are high quality, durable and fade resistant making this climber fits for both indoor and outdoor use. The dimensions are 56.3 x 37 x 47.6 inches and weighs 39.7 pounds. This cute climber for active kids – Happy Caterpillar by ECR4Kids requires some spaces however, but not to much so it does fit any indoor play area.