This is the very popular Brenthaven Bed Pillow sold to several hotel chains and sought after by hotel guests for their homes. Inside these pillows is our eco Cluster Polyester puff balls that allow a comfortable nights sleep. Hypoallergenic and made right here is the USA. Please note that this pillow is known by several different names by our hotel chain partners. Some model numbers go by a few different types such as: HIL100PI0060-WHI-020-028 (sometimes the I looks like a 1); CLUSTERPUFF-WHI-020-028 Please note this item is exactly the same as sold to the hotels - it just has a different part number attached to it HOS100PI0490 Vs. HIL100PI0060-WHI-020-028). These pillows only come in Medium density - great for side and back sleepers. Please note the main buyer and user of these pillows gets them in Jumbo Size (20 x 28) - however we make them in other sizes for your home.