Firm model density foam mattress topper Size: 4 inch thick, 47 by 79 inches Material: 45D density foam Package includes: 1 density foam mattress topper Key benefits Improved comfort and support without replacing your mattress. Adds cushioning and balanced firmness to renew an old mattress or soften a toohard surface. Durable 45D density foam that maintains shape and provides consistent support over time. Conforms to the body to provide targeted support for shoulders, back, waist, hips, and legs while accommodating all common sleeping positions. Cost effective and easy to compared to buying a mattress. Features Firm model for those who prefer a supportive sleep surface. 4 inch thickness for enhanced pressure distribution and motion isolation. Available in multiple thickness options (1, 2, 3, or 4 inches) to suit different needs and mattress types. Size tailored to 47 by 79 inches to fit mattresses, platforms, or tatamistyle bases with that footprint. Practical uses Refresh a guest bed to provide better comfort without a full mattress replacement. Add supportive padding to a floor mattress or tatami platform for more comfortable longterm use. Improve sleeping comfort in temporary or mobile sleeping situations such as dorms, rentals, or shortterm accommodations. What you can expect A firm, supportive layer that reduces the impact of movements and helps distribute weight more evenly. A longlasting foam construction designed for regular use and a consistent feel. Care and compatibility Works with most mattress types and sleeping platforms sized 47 by 79 inches. Choose the thickness that matches your mattress and desired level of comfort. Product specifications Model: Firm Thickness: 4 inch Size: 47 by 79 inches Foam density: 45D density foam Package: 1 density foam mattress topper