1. Material: Pure mylar aluminum foil; Thickness: 3.34mil (each side)2. Closure Type: The bag has an open-top that can only be closed by a heat seal, then tear notches enable access even after heat sealing3. Used as storage; organizing; sample; traveling and takeaways4. Suitable for powders and liquids, such as instant coffee; milk powder; candy; condiments and more food storage, or lotion; skincare; shampoo; conditioner; body wash; curl cream; etc.Note: Due to the light and screen setting difference, the item’s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.