Derila Ergo is an ergonomic butterfly-shaped orthopedic pillow made of premium memory foam with active cooling technology, designed to align the neck and spine throughout the night for pain-free, restorative sleep. Its specially engineered support zones adapt to the body's natural shape, keeping the neck and shoulders tension-free until morning, and its design supports side, back, stomach, and restless sleepers alike, while the aligned airway position also helps reduce snoring. The pillow measures 54cm wide by 36cm tall and is certified by CertiPUR-US and OEKO-TEX Standard 100. It is currently available with 70% off, backed by a 60-night trial with full refund and fast tracked shipping. It has a 4.5-star rating across verified customer reviews.