Relieve your muscle pain, headache or neck soreness with this easily microwaveable heat pack. Product DetailsDimensions/Size: 65cm (L) x 11cm (W) Material: Inner bag: Cotton Outer shell: Polyester Silica gel beads: Silicon dioxide Button: Plastic Maximum heating time: 1-700W: 60 seconds / 701- 1200W: 40 seconds Colour: Grey FeaturesLong Cable knit detail Microwavable Relax, unwind and recharge May assist with relief of muscle pain, headache/migraines, neck soreness and stress Additional InformationUsage instructions given on packaging. Please follow instructions carefully. Care instructions: Clean according to given instructions Caution: Heat packs can burn skin when used incorrectly and particularly the more delicate skin of children and older people. Supervise children at all times. Follow usage instructions carefully. Warning: For microwave use only. Do not overheat. Follow usage instructions carefully.