Select options Allersoft 100% Cotton Dust Mite & Allergy Mattress Covers $35.00 – $94.95 No added chemicals or harsh treatments. 100% pure cotton for the ultimate in comfort without sacrificing efficiency The Cotton barrier fabric is so tightly woven that is blocks virtually all particles such as pet dander, dust mites, bed bugs, and other harmful allergens. Preshrunk to prevent shrinking and maintain the integrity of the pore size through multiple wash cycles. 3.4 oz per square yard with 280 threads stitched per square inch. All covers are sewn with a “safety” double stitch and at least 12 stitches per inch. Allersoft uses only heavy gauge, rust proof nylon zippers. Made to order, ships to us then you Latex free. Lifetime warranty. Made in USA.