Wisesorb 40×40x1mm Food-Safe Flat Desiccant Sheet – Moisture Absorbing Pad for Food Packaging & Storage indicating and airtight wooden boxes

and airtight wooden boxes

Featuring a transparent window and color-changing silica gel

2lbs indicating silica gel provide a better solution keep moisture from guns

Silica gel has a slightly transparent white solid appearance

Easy to use

Wisesorb 40×40x1mm Food-Safe Flat Desiccant Sheet – Moisture Absorbing Pad for Food Packaging & Storage indicating and airtight wooden boxesFood Grade Calcium Chloride as Absorption Material WiseFresh Fiber desiccant utilizes natural plant fiber and food grade calcium chloride material. It has strong moisture absorption capacity: under 77 25, RH90%, it is able to absorb more than 50% moisture of its own weight, 10 cm (1. 55 in) fiber desiccant is equivalent to 1g silica gel desiccant. Packaging Material: Natural Plant Fiber Paper Environmental Protection Natural premium quality packaging