Peregrine Pro Stretch Pillow After a long day of riding, the self-inflating Pro Stretch Pillow will provide a plush, soft-to-the-touch top with a comfortable foam filling. Features: Self-inflating Valve for inflation/deflation 50D polyester fabric Pro-Stretch soft top Small Dimensions: 15.5 L x 11 W 11 L x 3.25 W packed Packed volume: 1.5 liters Carry weight: 7oz (195g) Large Dimensions: 20 L x 12 W 12 L x 4.25 packed Packed volume: 2.8 liters Carry weight: 10oz (283g)