kit includes 2 roller heads of different size to suit different needs. Rollers are made of high grade metal microneedles which can roll over and penetrate the skin upper surface painlessly, allow the application of creams, gels and oils, make them be absorbed far more effectively and massively. Features - Brand: . - ColorWhite - Material: Stainless steel, plastic. - Handpiece: 15 cm (length) - Roller head: 20 mm (diameter) - This roller kit is a scientific and comprehensive device handpiece with 2 roller heads for replacement and regular cleaning. - Microneedles on the roller are made of premium stainless steel, roll over facial or body skin, they will help essence penetrate upper surface painlessly. - can promote the application of creams, gels and oils, and help them be absorbed far more effectively and massively. - Proper and regular using our roller can relieve redness, shrink pores, reduce fine lines, edema, improve vessels circulation and firm skin. - Light weight, compact size and detachable design make our roller kit accessible to users anytime and anywhere, including both home and travel. Package list: 1 x Handpiece 2 x Heads 1 x Storage Case 1 x User Manual