K Ka Ua is a U.S. Trademarked Brand - For your protection, only buy new pillows from KA UA. THIS IS NO ORDINARY PILLOW- The Ka Ua Cervical Support Pillow is meant to help support your neck, back, knees, and other joints. The firm 4 inch pillow will work for most people, but not everyone. PLEASE CONTACT US if you are having any issues with your pillow. We will do everything in our power to help you. SPEND THE NIGHT WITH YOUR OWN PREMIUM K KA UA SUPPORT PILLOW - How many hours have you lost to recurring aches and pains? Create more quality time for yourself with the right cervical support. HIGHEST QUALITY MEMORY FOAM CERVICAL NECK PILLOW- K Ka Ua round memory foam cervical neck pillows provide custom support where you need it as they mold to fit your body. RELIEF FOR NECK OR BACK TENSION- Experience targeted relief as you support to your neck, back, knees, and ankles. LONG LASTING QUALITY AND MATERIALS- Single piece memory foam construction guarantees that our pillows will never lose their shape or settle. This investment in your health will last for years. PREMIUM REMOVABLE BAMBOO PILLOW COVER- The hypoallergenic, plush bamboo blend pillow case is removable and machine washable with a comfortable, low-profile zipper. KA UA (HAWAIIAN RAIN) CERVICAL SUPPORT PILLOWS ARE THE PERFECT SIZE FOR HOME AND TRAVEL - Our 4" Diameter x 17" Length memory foam bolster pillow is big enough to rest both knees, small enough to fit in your carry-on, and will not take up the whole bed. Features Dimensions 4" Diameter x 17" Length Removable, Machine Washable Bamboo Blend Pillow Case One-piece Memory Foam Adjusts To Fit Your Needs Portable And Lightweight Color: Natural Bamboo Materials: 100% Memory Foam; Cover: Bamboo Blend; Liner: Polyester Jersey Cloth Brand: K Ka Ua (Hawaiian Rain)