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• Silica Gel Box Reusable Blue Silicagel Moisture Absorber Absorbent Desiccant Box Color Changing Indicating one hundred pc New High Quality Standard express transport is quicker and extra efficient than financial explicit shipping Buckle design, Compact structure,Durable Widely utilized in machinery, optoelectronics, precision instruments, instrumentation, all kinds of chemical fibre textiles, leather, sports activities sneakers and cultural relics archives, cameras, arts and crafts and other goods that need moisture-proof and mildew-proof Water content material < 5% Relative humidity < 20% or dry color blue/orange Relative humidity > 20% blue/orange coloration change Feature: 1 With solid moisture absorption functionality 2 It is economical and can be reused 3 Color changing indicating fuction, Product Details: Material: silica gel Size：diameter4*height2CM；1*0 Weight:About 20g/PC×10PCS=200g Pack:10PCS Kindly Reminder: 1 don't devour and put it the place children can not touch 2 could also be an error of 1-3mm in guide dimension

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