Features Popular & Trendy Color Gel Polish (Requires Top & Base Coat) 9 Toxin Free formula easy and safe to apply. Long lasting for 21+ days with perfect shine. Certification Produced by GMP factory (Good Manufacturing Practice). Passed SGS test of Heavy metal and Toxicological risk assessment. SDS provided. Application Process: 1. Preparation: Trim file and buff nails for a clean and dry surface. * Before opening the bottle roll the bottle between your hands back and forth to gently mix. 2. Base Coat: Apply thin base coat cure under LED lamp for 60-90 seconds. 3. Gel polish: Apply first thin layer of color gel polish and cure under LED lamp for 90-120 seconds. Apply the second or third layer color gel polish. * When applying color wipe excess gel with brush before applying strokes. 4. Top Coat: Finish off with a layer of top coat cure under LED lamp for 90-120 seconds. * Applying every thin coat is the key * Tips to avoid chipping: 1. Before applying please ensure your nails are completely dry clean and oil-free. 2. Don't apply gel on the skin or cuticle. 3. Apply gel to the edge of each nail to seal the gel with the brush horizontally to avoid chipping. Removal Process: 1. Lightly buff off the shine from the top of nails using a nail buffer. 2. Soak a cotton ball or pad with nail gel remover and place on top of each nail. 3. Wrap the nail with aluminum foil or any nail wrap to secure and allow the remover to soak. 4. Soak for a minimum of 15 minutes. 5. Remove cotton and foils one at a time and gently push off gel using a removal wand. Gel should come off easily without much effort. If necessary re-saturate cotton and rewrap finger and soak for 5 more minutes. 6. Lightly buff nails again once all gel is removed.