ABOUT THE COLLECTION: The Metropolitan Collection combines Shifman's signature craftsmanship with modern, no-nonsense comfort. Every mattress is two-sided and built with breathable natural cotton, high-density support, and durable Belgian Damask. Thoughtfully layered with foams and natural fibers, each model is designed to regulate temperature, relieve pressure, and hold its shape over time. It's everything you need and nothing you don't.// View all mattresses in the Metropolitan collection. QUILTING LAYER: Tack-and-jump quilting enhances surface comfort and creates a plush, inviting feel. The Belgian Damask quilted cover is expertly woven for lasting durability, resisting pilling and wear to maintain a smooth, elegant sleep surface over time. A layer of natural New Zealand wool adds breathable, temperature-regulating comfort—keeping the sleep environment cool, dry, and consistently cozy night after night.2" high density foam COMFORT LAYER: Cotton is Shifman's primary upholstery material—naturally breathable and moisture-wicking to help regulate temperature throughout the night. It's paired with high-density foam to deliver firm, consistent support, making it ideal for back and stomach sleepers. Materials: 2" high performance convoluted foam, deluxe cotton padding SUPPORT DETAILS:A layer of high-profile coils backed by a foam encased edge deliver support across and at the edge of the mattress, providing consistent comfort from edge to edge of the mattress. Materials: 13-gauge, high-profile, Endura innerspring coils BOX SPRING:A semi-flex foundation features a durable metal grid over a wood base, offering stable, responsive support that enhances mattress performance and extends its life. Materials: Canadian spruce, steel