Shredded Memory Foam Pillow with Bamboo Cover - Relieve Neck Pain, Decrease Snoring, Helps Asthma, Reduce Insomnia, Relieve TMJ - King, 2-Pack Cover is 60% Polyester 40% Bamboo HYPOALLERGENIC & DUST MITE RESISTANT - allergy sufferers no longer need to compromise comfort! RELIEVE MIGRAINES, DECREASES SNORING, REDUCES INSOMNIA, HELPS WITH ASTHMA, RELIEVES NECK PAIN, RELIEVES TMJ. PLEASE ALLOW A FULL 24 HOURS FOR MEMORY FOAM TO FULLY EXPXAND. SWEET HOME COLLECTIONS GUARANTEE - We guarantee you'll love the pillow, and if you aren't absolutely satisfied, return it within 30 days for a refund, no questions asked.