Features - Place our gel pillow in the fridge for 2 - 3 hours and it will remain cool throughout the night - enhancing your sleep & assuring a peaceful, stress free night of slumber - placed over or under the pillow, it works by keeping the pillow cool & comfortable - it will change your life! Uses - Our pillow is perfect for menopausal hot flushes or general night sweating on those unbearable hot nights. Ideal for muscular pain, it will relieve back or neck pain, headaches & temperature - endless uses - simply place on pillow & feel the difference. Quality - The gel pillow is soft & comfortable & made from high quality waterproof nylon - filled with medical high grade silicon, it is totally leak proof requiring no need to fill with water - great cooling effect. Product info - Weight of pillow is 1066 grams and the dimensions 55 x 30 cm - ideal for both indoor / outdoor, lightweight & easy to transport on trips etc.