12 Inch Twin Mattress Gel Memory Foam Spring Hybrid Mattress In A Box,Medium Firm

Advanced Hybrid Design: Memory Foam Spring Combination + Maximizes Comfort Tailored Firmness Levels: Medium Firm ideal for All Sleep Preferences Easy Setup & Longevity: Compression Packaging & Durable Construction + Hassle-free Maintenance Versatile Size Options: Twin, Full, Queen, King Selection + Perfect Fit Certified Quality Assurance: CertiPUR-US & Oeko-Tex Standard 100 + Peace of Mind