Ottomanson 7.5" Twin Medium-Firm Mattress with Bonnell Coil Innerspring for Support, Bed in a Box, Fiberglass-Free

[Reliable Bonell Support]: Built with 216 durable Bonnell coils and high-density comfort foam, this 7.5-inch innerspring mattress delivers full-body support and relieves pressure on the back, hips and shoulders for a healthier night’s rest. [Cool & Breathable]: The quilted cover promotes steady airflow and helps regulate temperature so you stay comfortably cool all night. [Edge-to-Edge Coil Design]: The interconnected Bonnell coil system extends across the entire mattress to provide a stable, uniform sleep surface from edge to edge. This is ideal for sitting or sleeping near the sides. [Medium-Firm Comfort]: The balanced medium-firm feel supports back sleepers, cushions side sleepers and prevents sinking for stomach sleepers, perfect for any sleep style. [Versatile Fit]: Perfect for twin-size bunk beds, trundle beds, daybeds, RVs, and kids’ rooms. Compatible with box springs, platform beds, slatted frames, adjustable bases, and metal grids. [Safe & Certified]: Made with a fiberglass-free, flame-retardant cover and CertiPUR-US® certified foams for a safer, healthier sleeping environment. [Ships in a Box]: For added convenience, this mattress ships compactly rolled in a box for easy delivery and setup, even in tight spaces. [General Note]: Please allow 24 - 72 hours for your Mattress to regain its full shape.