The Manual explains in an easy way the basic points of this therapy, being able to apply the magnets according to diseases in a fast way. PRODUCT DESCRIPTION: Presentation: Case of dry ice. Content: Magnetotherapy Manual, 7 pairs of 47.63x22.23x9.84mm magnets (domino type), 7 pairs of D53x4mm magnets, 2 pairs of D24.5x4mm magnets, 2 pairs of D18x4mm magnets. Details: The 18 pairs of magnets are covered in red and black synthetic leather, sewn and glued. The power of each magnet is 3800 Gauss.