... ,LOTUS OR OEM Place of OriginChina Mainland SizeØ10.3cm Weight90g Also known as: instant heat pack, reusable heat pack, magic heat ... alternately for hot and for cold.Technical Specifications1, Boiling ( 5-10 min.) 2, Microwave (600W, 30 sec-1 min.)3, Heat ... approximately 48,4, Ice-free bag;5, remain soft up to -20 °c Certificates1, CE, 2, MSDS,3, FDA,4, ...