120 Needles adjustable needle size medical grade stainless steel neatly arranged needles straight needle design the bio needle with 120 needles punctures the skin, creating thousands of microchannels in a short period. When used with skincare products and hair growth essences, it enhances the delivery of active ingredients to the deeper layers of the skin. This process improves absorption, whitens the skin, awakens hair follicles, and promotes hair growth. Advantages: adjustable needle length: easily adjust needle length from 0 to 2.0 Mm by rotating clockwise or counterclockwise, catering to various skincare needs. Uniform distribution of sharp needle tips: made from medical-grade stainless steel, these needles are lightweight yet durable. They swiftly create microchannels in the skin, facilitating effective penetration of active ingredients. Secure packing design: each needle set is blister-packed to ensure safety during transportation. The protective cap prevents bacterial contamination, ensuring hygiene and safety. Application indication 1. For hair growth open the micro-absorption channels of the scalp to aid in the delivery and absorption of hair growth serums, thereby improving traditional hair growth methods. Arc edge design: more suitable for the skin. The bio needle 120 stimulates the skin, creating thousands of microchannels in a short period. When used with hair growth essence, it transports growth factors to the deep layers of the scalp, enhances blood circula...