ARCHES NOT INCLUDED "PLEASE ALLOW UP TO THREE WEEKS BEFORE SHIPPING, AS CHILDREN'S FACTORY EDUCATIONAL TOYS ARE MADE-TO-ORDER. This indoor padded mats forms a stimulating activity play surface for all ages. This Children's Factory Panel Set is a 6 ft. x 6 ft. square-shaped grouping of 4 indoor padded panels. Many states now require impact intinuating material both under and around play equipment. All 3 ft. Soft Modular Mats exceed ASTM Standard F1292 and the guidelines of the Consumer Product Safety Commission up to 3 feet. Beveled edges. For INDOOR USE ONLY. It's an educational toy that ideal for floor activities. An easily-cleanable hygienic safe spot for child activities. Virgin foam core. A quality Children's Factory educational toy. SHIPPING NOTE: Children's Factory products are shipped directly from the manufacturer and may take two to three weeks before shipping. But considering all the creative enjoyment they will bring, they're well worth the wait. "