Silentnight - Silentnight UltraGel 1200 Mirapocket Pillow Top Mattress - Small Double - Medium Firmness Mattress - UltraGel Foam Mattress - Mirapocket Sprung Mattress. Gel infused layer responds to your movements with 1200 Mirapocket springs for optimal zoned support. Allows you to toss and turn effortlessly for soothing pressure relief for aches and pains. It's 5x more breathable than standard memory foam. Combining 1200 individually nested pocket springs with an UltraGel foam layer, this 4ft small double mattress moulds to body contours, delivering targeted support and a refreshing, cool feel. The soft cover incorporates breathable fabrics and moisture-wicking fibres to ensure a consistently fresh sleeping environment. The UltraGel mattress exemplifies Silentnight's dedication to innovation, pairing cutting-edge materials with considered design to meet diverse sleeping requirements. Ideal for anyone seeking a cool, supportive and durable small double mattress that will stand the test of time.