WARNING: THIS PRODUCT IS NOT DESIGNED FOR SELF-APPLICATION, EYE IRRITATION OR BURNING MAY OCCUR. Product Details Volume: 5ml | 0.17 fl. Oz Adhesion Time: 1 to 2 seconds after placement Drying Time: 1 minute Retention Period: 1.5 to 3 weeks (Average: 2 weeks) Adhesive Color: Black Higher Viscosity and thick consistency Suitable for Classic Lashing Only Ingredients: Alkoxy-ethyl cyanoacrylate, Poly alkyl methacrylate, Poly isocyanate, Pigment, N- methyl pyrrolidone Recommended Usage and Storage Guidelines: Shake the glue back and forth for 30 seconds thoroughly before using.After using, make sure you clean the nozzle with adhesive wipes and close the cap tightly. In winter, opened glue can be kept in 4 to 8 weeks and 2 to 4 weeks in summer. Optimal temperature for the glue is 68-80 ℉ (20-27℃) with humidity 40-70%.If it’s in rainy season, ensure you store the glue properly and dehumidify your working place. Keep the glue in refrigerator before opening. Store the glue upright in an adhesive airtight container or zip pouch with silica gel packs at 68-80 ℉ Warning:For eyelash extension experts only. The product contains fumes that cause eye irritation or burning if eyes are not fully closed. If eye contact occurs, hold eyelid open and rinse thoroughly but gently with only water for 15 minutes and get medical professional asap. Do not use this product for self-application or use it with individual, cluster or strip lashes.