Features: Brand:Modelones Quantity:6pcs Volume;7ml Note:need to cure under LED lamp Reminder: This best applying temperature of this gel polish is 20-25 degree. Must be used with the base coat gel, or could not get the effect it should be. Must be cured with LED professional nail dryer lamp, follow the guide of professional usage. See the detail of usage in the directions, we also add the professional usage with the item. Any questions while using, do no hesitate to look for our professional support. There might has a slight smell like the other nail polish, but it is no harm for healthy and the smell will disapear when you close the bottle. Direction: Step 1: Prep and push back cuticles. Step 2: Apply Modelones Base coat, and cure under the nail lamp for 30-90 seconds. Step 3: Apply Modelones shining color gel polish in a thin application. Cure under the gel nail light for 30-60 seconds. Step 4: Apply a second coat, then cure under the LED lamp for 30-60 seconds. Apply the third coat if neccessary. Step 5: Apply Modelones No Wipe Top coat and cure under the nails lamp for 30-60 seconds. Step 6: Enjoy your 21+ Day Manicure! Why not change: 1.Your fingernail is too short,which color change is not obvious. 2.The temperature have not reach 31 degree. 3.Temperature difference is not obvious.