?shademagic shademagic fluorescent light covers for classroom office - light filter pack of (4); eliminate harsh glare that causing eyestrain and head strain. office & classroom decorations. light diffusers (4) cloud 4 pack is up for auction in Office Products. The current bid is $1.00, 97% below the $29.99 MSRP, in Good Condition. Bid on this item at our Strongsville - Drake Rd location before the auction closes.