7″ Incline for Maximum Relief — Delivers a steeper angle to more aggressively counter severe acid reflux, GERD, and respiratory issues — best suited for users who can adapt to a higher elevation and sleep angle. Two‑Piece Split Design for Easy Installation & Storage — Cal-King size is delivered as two 36″ wide slanted sections for a standard california king bed — makes insertion under a heavy mattress simple. Drug‑Free Relief for GERD & Acid Reflux — Elevated support naturally helps reduce symptoms of acid reflux, GERD, snoring, sinus congestion, and other related conditions — no medication required. Works with Standard Flat Sheets — Compatible with a standard flat sheet for a seamless look; premium cotton/poly fitted covers sold separately USA‑Made Foam with CertiPUR‑US Certification — Constructed from premium high-density foam in Atlanta, certified for low VOC, no harmful substances, and backed by a manufacturer guarantee. Packaged roll compressed to reduce our carbon footprint.