The Foundation is made from premium-grade SPF (spruce, pine, and fir) wood. The interior black fabric is non-skid spun-bond polypropylene, and the exterior fabric is a polyester/polypropylene blend.
The Foundation is made from premium-grade SPF (spruce, pine, and fir) wood. The interior black fabric is non-skid spun-bond polypropylene, and the exterior fabric is a polyester/polypropylene blend.