High-quality 36-needle micro-needles: The 20 replacement needle cartridges have 36 fine needles per cartridge. These ensure precise and even microdermabrasion that penetrates deep into the skin to improve the complexion and effectively remove dead skin cells. Ideal for skin rejuvenation and the treatment of fine lines, scars, or skin irregularities. Individual packaging for maximum hygiene: Each needle cartridge is individually packaged to ensure hygiene and safety during use. This means you can be sure that each cartridge is in perfect condition and that a fresh, unbroken needle is ready for a pleasant and low-risk treatment. Adjustable needle length (02.5 mm): The needle length can be flexibly adjusted from 0 to 2.5 mm, allowing for customized application. This allows you to adjust the intensity of the microdermabrasion precisely to your skin's needs and provide targeted treatment for different skin concerns. Compatible with common devices: These needle cartridges are compatible with most microdermabrasion devices, including SM1-062 and SM1-007. This allows you to easily insert the cartridges into your existing device and start your skin treatment immediately without the need for additional adapters or accessories. Long shelf life and reliable quality: Each needle cartridge has a shelf life of up to 3 years. This long shelf life ensures that you can benefit from the high quality and effectiveness of the needles over a longer period of time. You can store the needles for your skin treatments without hesitation and do not have to worry about degradation. 36 fine needles per cartridge for even skin treatment that improves the complexion and targets skin irregularities. Each needle cartridge is individually packaged, guaranteeing fresh and hygienic application for every skincare experience. Flexible adjustment of the needle length for individual treatments, perfect for different skin needs. Suitable for many microdermabrasion devices such as SM1-062 and SM1-007 easy to use, no additional adapters required. Each cartridge has a 3-year shelf life, so you can enjoy the high quality and effectiveness of the needles for a long time.