Filled and covered with high quality cotton making it cool in summer and suitable for warmer climates. The mattress protector is filled with 300gsm of high quality cotton and has a fully elasticised 40cm skirting. Key Features: - Machine washable - Cotton provides a cooler body temperature in summer and is great for use in warmer climates to keep cool at night What's in the Box: - 1 x Cool Cotton Queen Size Mattress Protector