Professional usage: Step 1: Clean nails then trim nail surface as normal manicure process. Step 2: Fully shake up the polish, it can make the polish color be balanced.(Important) Step 3: Apply the color gel polish, then cure with the nail dryer. Apply the 2 layer if necessary. Cure with the nail dryer after each layer for 30-60s. Step 4: Coat with the top coat, then cure with the nail dryer for 30-60s. Step 5: Remove the tacky surface with cotton soaked with the cleaner. Step 6: Enjoy your Manicure! How to remove: Step 1: Soak cotton pad with acetone. Step 2: Wrap around each nail with tin foil leave for approx. 10 minutes, check if ready if not leave a few minutes more. Step 3: Use an orange stick or a cuticle pushier to remove softened gel Q1:Why the gel polish is too thick?> 1.Painting skill is the key. 2.Before using, stiring the gel slightly and brush the bottleneck to control it to the thinner gel. 3.Then, painting each thinner layer for the nails, evenly and 2-3 layers coverage can rich the color and basically achieve the advertisement effect. Q2: Not dry? Please check the wattage of your lamp. Are you only curing for 30 seconds? We suggest: Base coat cured for 30 secs. Gel polish each coat - 60 secs. Top coat - 60 secs. Wipe with alcohol cotton ball. Q3: The effect is different from the picture? Too thin or too thick or inhomogeneous, pls refer to the Steps for Usage and see if it will be better after trying several times.?CUSTOMER SERVICE?ROSALIND gel Nail Polish aims to design and provide healthy nail gel for all nail art lovers and fans, therefore, we promise to provide you with an absolutely satisfying buying experience If you have any questions, please contact us directly. ?IDEAL GIFT FOR HER?ROSALIND the gel nail polish bottles are made of very tough material and the caps are air tight, so no more worrying about dropping or leaking! The gel nail polish set comes with a beautiful gift box. This is a brilliant gift for mom and friends on any holiday, Halloween, Thanksgiving, birthday, anniversary, Valentine's Day or Mother's Day. ?APPLICATION TIPS?ROSALIND gel nail polish needs to be cured under UV/LED light. The average time is 1-2 minutes for UV lights and 30-60 seconds for LED lights. Take care of curing after each use. Don't forget to apply the primer and top coat, it makes the nail polish stickier and shinier. ?SAFE & LONG-LASTING?ROSALIND made from top quality natural resins, gel nail polish is safe and low odor for your health. The gel color of this nail polish with the ultra-soft brush will perfectly adhere to the surface of your nails, even the smallest corners, for an easy, smooth and flawless finish that lasts up to 30 days. ?WHAT YOU GET?ROSALIND 15ml white black gel nail polish in a super large capacity jumbo bottle! Super large capacity, so you won't be bothered by not having enough. Suitable for all seasons, spring, summer, autumn, winter and daily life! Suitable for attractive women's collection, feel free to match more nail styles.