LIDD1019 Features Cover material: 100pct Polyester Knit cover material: 100pct Polyester Memory foam gel fused to memory foam Gel reduces memory foam heat retention and improves air circulation Resistant to dust mites Colour: Blue Cover Material: Polyester Dimensions 5.1cm Memory ...LIDD1019 Features Cover material: 100pct Polyester Knit cover material: 100pct Polyester Memory foam gel fused to memory foam Gel reduces memory foam heat retention and improves air circulation Resistant to dust mites Colour: Blue Cover Material: Polyester Dimensions 5.1cm Memory foam gel infused to regular foam Overall Height - Top to Bottom: 33cm Overall Width - Side to Side: 48cm Overall Depth - Front to Back: 8.3cm Overall Product Weight: 0.4kg