This deal from Wowcher
£9.99 for an orthopaedic memory foam leg pillow in white or navy from Fantasy Supply!
Leg support pillow: Get an orthopaedic memory foam leg pillow. Colours: Option of white or navy. Great relief on your body: Ideal for helping with back, knee, hip, ankle or joint pains. Comfortable: Simply insert the knee pillow above or below your knee and sleep on the side. Removeable and washable cover: Easy to clean. Material: Knitted fabric and memory foam.