Silentnight Healthy Growth Traditional Sprung Mattress – 21cm – Medium Firm – Eco Comfort – Kids’ Supportive BedGive your child the healthy, restful sleep they need with the Silentnight Healthy Growth Traditional Sprung Mattress. Designed with growing bodies in mind, this mattress features medium firm support and breathable Eco Comfort fibres™, made from 100% recyclable plastic bottles — good for your child and the planet.At 21cm deep, it uses Miracoil springs to provide even weight distribution, reduce roll-together, and promote proper spinal alignment throughout the night. It’s foam- and chemical-treatment free, creating a clean, fresh sleeping environment ideal for sensitive young sleepers.Medium firm support – great for growing childrenEco Comfort fibres™ – breathable and sustainable comfortMiracoil spring system – supports posture and reduces movement21cm depth – ideal for bunk beds or growing teensSingle-sided – low maintenanceFoam-free and chemical-free for peace of mindMade in the UKComes with a 5-year guaranteePerfect for active kids and peaceful nights, the Healthy Growth Traditional Sprung Mattress supports rest, learning and play – night after night.