This mattress features hundreds of high-quality stainless steel individual pocket springs, each working independently to provide targeted support to seven key areas of your body—feet, legs, hips, waist, shoulders, neck, and head. so It’s suitable for all sleeping positions. With excellent shock absorption and resilience, it helps align your spine and improve your sleeping posture. The ergonomic hybrid design combines memory foam with pocket springs for superior support, absorbing pressure from your body and springs to create a relaxing buffer, fully relaxing your muscles and improving sleep quality. The breathable hybrid-pocket memory foam ensures proper air circulation, wicking away sweat and moisture to keep your body dry and comfortable throughout the night. Its plush, soft surface feels like you're floating on a cloud, while the medium-firm base relieves back pain and conforms perfectly to your body. Additionally, the mattress minimizes motion transfer, allowing you to sleep undisturbed by your partner's movements. Conveniently compressed and packaged in a box for easy shipping, it expands to its full shape at home and fits all bed frames, including box springs, slatted bases, flat platforms White Noise Size: Single (3')