Opti-Dry are SAFE and DEPENDABLE using a silica gel that is non-hazardous and FDA approved for food containers. Some new "products" being advertised are using Calcium Sulfate Hemihydrate! Here is information readily available on the internet about this chemical:
SYNONYMS: Plaster of Paris, Calcium sulfate hemihydrate, Gypsum hemihydrate, Dried calcium sulfate.
WARNING! CAUSES IRRITATION TO SKIN, EYES AND RESPIRATORY TRACT. MAY BE HARMFUL IF SWALLOWED.
HANDLING AND STORAGE:
Keep in a tightly closed container, stored in a cool, dry, ventilated area. Protect against physical damage. Containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warnings and precautions listed for the product.
Dust, solids, skin irritation, ventillation....??? Does that sound safe to you? If you want more information on this chemical email me and I will send you several links so that you can make an informed decision on your own.
OPTI-DRY ARE so unique I have a Patent Pending! In addition:
Safe - Uses non-hazardous FDA approved silica gel already prepackaged!
Lightweight - Less than one ounce for each unit!
Reusable - Unscrew and replace with your free desiccant! *
Compact - Fit almost anywhere! Velcro provided.
Strong - High impact plastic molded construction!
Economical - Low cost to value ratio! $16.95 or 2 for $30.00 !!
See website for more information and ordering!
* Restrictions apply.