WheatyBagsWheat Bag Original Microwavable Heat Pack ® - Soft Nylon Cotton Fabric - Navy Blue - Suitable for Back, Shoulder, Neck, Knees, Arms & Legs

Wheat Bag Original Microwavable Heat Pack by WheatyBags® - 47cm x 12cm (18.5" x 4.5") - (Cotton Fabric - Navy Blue) - Warmth for Back, Shoulder, Neck, Knees, Arms & Legs

Amazing Health Unscented Wheat Bags Microwavable Heat Pack - Soft Black Fleece, Made in UK, 42cm Long, Heat Pad for Pain Relief

Wheat Bag Microwavable Unscented Heat Pack - (Small Size - 15cm) (Mixed Fabric Range Any Colour)