Individual pocket springs are cleverly integrated to give increased support to your tot's back, neck, and head during sleep, promoting perfect posture and sweet dreams for your little one. These individual springs are then encased in a high grade of dent resistant nursery foam ensuring superior comfort. The mattress measures 140 x 70cm a happily snug fit for Obaby's comprehensive and stylish range of cot beds and features a fully removable cover which is anti-bacterial, anti-fungal and anti-dust mite, yet is still fully breathable. The cover is also fully removable and washable at 60ºC so that the piece can be kept fresh and clean for your child's naptime. Add to this the adjustable waterproof membrane for protecting the mattress interior and you have a mattress which is perfect for providing a good night's sleep. Features and Benefits Increased Support - Pocket springs integrated for increased support to your baby's back, neck & head. Adjustable Waterproof Membrane - Adjustable