£2.50 17 x 28cm KoolPak® KoolBead Reusable Hot and Cold Pack £1.45 12.5 x 21cm KoolPak® KoolBead Reusable Hot and Cold Pack £1.75 Koolpak® Reusable Mini Hot/Cold Pack £3.65 Koolpak® Luxury Reusable Hot/Cold Pack