Royal Elegance Waterproof Bed Bug Proof Mattress Encasment – Hypoallergenic – Lifetime Warranty – TWIN Size Price:  $19.99 (as of 18/10/2017 13:07 PST- Details)

BED BUG PROOF – The unique zipper velcro closure ensures that your mattress will be safe from bed bugs and dust mites.
WATERPROOF/HYPOALLERGENIC – The mattress cover is the solution for allergy sufferers. The 360 degree encasement blocks out all allergens and dust, as well as all liquids. Works for your pets as well!
QUALITY – The protector has a soft cotton-like feel top layer which gaurantees a comfortable noiseless nights sleep