Save 10% When you buy a Bed and a Mattress. Enter code: SAVE10BEDANDMATTRESS at the checkout to redeem. Terms and conditions apply * Open Coil Springs * 13.5g * Hypoallergenic * Recycled Polyester * Single Sided * Delivered Rolled Featuring the Open Coil Bonnell Spring Unit, a recycled DUOS spring insulator pad, and recycled polyester layer, this mattress is an eco-friendly choice. The single-sided design and rolled mattress feature ensure easy access into any room, making it a perfect combination of comfort and environmental consciousness for your child's sleep haven.