The HK SE is a luxuriously soft heating pad made of fleecy micro fibre for soothing warmth and pain relief. The HK SE features TURBO SPEED for rapid heat up, breathable, cosy and skin friendly material and an easy detachable cord. Maintain cleanliness with the HK SE being machine washable up to 30C. The electronic temperature control features 3 illuminated temperature settings with automatic switch off after approximately 90 minutes using the BSS (Beurer Safety System). The HK SE is made to the 'Oko - Tex Standard 100' which means that no harmful pesticides or substances have been used in the manufacture or processing of the fabric. This is particularly helpful to those with sensitivities/allergies.