The Kub Cubby Dual Fibre Mattress provides a firm, supportive, and breathable sleep surface to ensure a comfortable night's rest for your child. Designed with moisture-wicking, hypoallergenic materials, it helps regulate temperature and keeps the mattress fresh. It features a handmade quilted Freshtec cover with Airmesh moisture management fabric, which is removable and machine washable at 40°C. The open-cell structure adapts to your baby's body heat and weight, improving airflow for added comfort. Plus, an Innercare water-repellent cover keeps the interior dry and protected. Key features: Firm and breathable for optimal support Hypoallergenic, anti-allergy and antibacterial Removable, washable quilted cover Water-repellent Innercare layer for added protection Foam-free, chemical-free and odour-free Flip and rotate for durability Biodegradable packaging Made in the UK Kub mattresses comply with strict British safety standards for quality and reliability, including BS7177:2008+A1:2011 which means they're fire-resistant for safe home use, and BS EN 16890:2017+A1:2021 which is the European safety standard for durability, performance and chemical safety. Good to know: Flip and rotate the mattress regularly to keep it fresh and long-lasting.