Why choose Silentnight? 5 year guarantee We back up every Silentnight kids mattress with a 5-year guarantee, so you know they’ll stand the test of time. Waterproof for everyday spills Accident-friendly waterproof features make light work of overturned cups or nighttime spillages. Foam-free, chemical-free, worry-free Silentnight’s kids mattresses are made without foam or chemicals, banishing pesky dust mites and allergens. Safety tested for peace of mind Every Silentnight mattress is safety tested at Silentnight’s specialist lab, adhering to the UK’s strict regulations to keep your little one safe and sound. Supporting growing bodies It’s not always easy to know what your child needs. That’s why Silentnight mattresses are specially made to support their growing body and mind. Natural & breathable Eco Comfort Fibres, made from recycled plastic, enhance breathability and keep your child’s temperature tip-top all night long.