GADLANE Crystal-Clear Reusable Car Dehumidifier Bags 350g (2 pack) Your perfect friend on a cold misty morning. Running late for work? You no longer have to wait for the fog on your windscreen to clear these are great dashboard dehumidifier just jump in your car and head off. Storing your summer garden furniture over the winter? Pop one of these in with those chairs and help keep the damp out. These 350g silica dehumidifier bags are compact and will give you many weeks of dehumidification. These GADLANE dehumidifiers are truly very versatile tools.