Features: 1.Wide Use, It is used as desiccant, moisture-proof beads, in addition to taste and a variety of adsorbents. Widely used in instruments,equipment, leather, luggage, shoes, textiles, food, medicine and other storage and transportation in the control of the relativehumidity, to prevent moisture, mildew and corrosion. 2.Color-Variable Silica Gel,In the form of spherical or irregularly-shaped grains. -- With silicon dioxide as the chief ingredient, the product performs all the functions of blue silica gel but does not contain cobalt chloride and is therefore innocuous and pollution-free. 3.Its color varies as humidity changes. After adsorb moisture, it turns blue into pink, visually indicating the relative humidity of the given environment. 4.Reusable,Beads can be Reactivated by Placing in the Oven for 0.5 to 2 hours at 90 to 120Celsius Or Microwave for 10 Minutes at Defrost Mode; Don't use over 120Celsius in the Oven; Depending on the beads' condition, they may take shorter than the recommended time; Please check the beads' color periodically. 5.Great Absorbing Capacity: When used in an air-tight sealed container, our indicating silica gel has a general estimate of protecting up to 30 cubic ft of enclosed storage space for grams of active gel. You can easily use various containers to hold the beads and allow them to effectively perform their job. Specification: 100 brand new quality. Item Name:silica gel desiccant Material:Silica Color: As the picture shows Size:15cm/5.9in*7cm/2.76in Quantity:1bottle Shelf life: 3 years under sealed storage Moisture content: 5 Package includes: 500g/1bottle silica gel desiccant Note: 1.Due to the different monitor and light effect, the actual color of the item might be slightly different from the color which is showed on the pictures. 2.Please forgive 1 cm/0.39"-3 cm/1.18" measuring deviation due to manual measurement. The merchant warrants that their products comply with all applicable laws, and are offered only if they comply with Joom's policies and EU Product Safety and Compliance laws.