These bristles are dense enough with excellent strength , while offering remarkable spring and resilience. B- synthetic bristles are double round and secured in seamless black ferrules to prevent shedding Liquid handle,a special liquid inside,can flow anywhere inside handle. Glitter inside the liquid handle,including star,round,diamond shape shiny,charming,and fun,bring more funny when drawing nail art design The hair and the handle are closely connected, detailed workmanship, The life time is long. The flexibility of the brush gives the Mold ability of the nail, push smoothly,prototyping quickly. using the most popular No. 8 pen, the application range is not limited, and you can create your own nail brilliance. High quality acrylic nail brush has unlimited possibilities,you can design any nail painting you want. PAY MORE ATTENTION: 1-A special solution was applied on the brush. Please Clean brush with Brush Cleaner before use. . Brush Care & Tips : Proper use, together with correct care and cleaning will ensure your brushes have longer life. 2-Storage is important - always keep aired and whenever possible, in the upright position. Natural hair needs to breathe in order to prevent mould growth. Keep your brushes out of direct sunlight. 3-Moulting or shedding hairs from a new brush is a normal process. Once the brush is broken in and following a few application sessions the moulting will stop. Always thoroughly rinse a new brush with brush cleaner or liquid monomer before first use. 4-Always clean a good quality brush thoroughly after each processing session with brush cleaner or liquid monomer DO NOT USE ACETONE because Acetone will remove the shine from bristle make acrylic tacky and buildup residue. Remove as much moisture as possible with paper towel and reshape before storing. Disclaimer: While we work to ensure that product information is correct, on occasion manufacturers may alter their ingredient lists. Actual product packaging and materials may contain more and/or different information than that shown on our Web site. We recommend that you do not solely rely on the information presented and that you always read labels, warnings, and directions before using or consuming a product. For additional information about a product, please contact the manufacturer. Content on this site is for reference purposes and is not intended to substitute for advice given by a physician, pharmacist, or other licensed health-care professional. You should not use this information as self-diagnosis or for treating a health problem or disease. Contact your health-care provider immediately if you suspect that you have a medical problem. Information and statements regarding dietary supplements have not been evaluated by the Food and Drug Administration and are not intended to diagnose, treat, cure, or prevent any disease or health condition. Amazon.com assumes no liability for inaccuracies or misstatements about products.