FIND YOUR PILLOW ID - Four Height Options, One Perfect Fit - Balance is available in four sizes (or heights) to cater to stomach, back, and side sleepers. Sizes/Heights: Low (Size 0.0/4.75 ), Low-Medium (Size 1.0/5.25"H), Medium-High (Size 2.0/5.75"H), and High (Size 3.0/6.50"H), BUILT FOR BREATHABILITY - Continuous Airflow All Night Long - Breathable Air-X mesh provides continuous airflow in and around the pillow, preventing heat buildup while you sleep., HEALTHIER SLEEP - Sleep. Clean. Repeat. - Keep your pillow fresh night after night with Balance’s removable and machine washable cover., Firmness Level: Firm - Ideal For: Neutral/Warm Sleepers - Prefers an Elevated Feel - Recovery-Focused Sleep - Stomach, Back, and Side Sleepers., MOISTURE-WICKING COVER - Always Dry, Never Damp - Sleeping should be no sweat. We developed our Dri-Tec fabric to continuously wick moisture away from your body, helping you sleep drier and cooler.