Ergonomic Sacral Cushion for Car & Office Chair - Fills Seat Gap for Tailbone & Lower Back Support, Memory Foam Wedge Pillow for SI Joint Comfort, Non-Slip Design with Seat Anchor

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About This TARGETED SUPPORT FOR YOUR DEEPEST LOWER BACK: Is your 'lower back pain' actually deeper? This is NOT a typical lumbar pillow. It's an ergonomic sacrum pillow designed by understanding a key flaw in most chairs: the unsupported gap at the base of your spine. It provides firm, targeted support for your sacrum & SI joint, the true foundation of your spinal comfort. DRIVING SAFETY FIRST | 3-WAY STAY-PUT SYSTEM: A shifting cushion is a driving hazard. Our revolutionary 3-Way Stay-Put System (non-slip pure silicone bottom, tuck-in seat anchor, and stable triangular profile) locks the cushion in place. This is crucial for absorbing road vibrations and maintaining stability during turns, allowing you to focus on the road, not on readjusting. ENGINEERED FOR DRIVERS & OFFICE WORKERS: Long hours of sitting cause your pelvis to tilt back, putting chronic strain on your lower spine's foundation. This memory foam wedge pillow is designed to alleviate that pressure by helping to maintain a more natural pelvic alignment, which enhances comfort during long commutes, road trips, or a full workday. Its thin profile ensures it supports you without awkwardly pushing you forward in your seat. ADVANCED ADAPTIVE MEMORY FOAM & PREMIUM FABRIC: Experience the difference of our core materials. Inside, you'll find high-density memory foam made with an advanced temperature-stabilizing formula. Unlike standard foams that get rock-hard in winter or too soft in summer, ours maintains a consistent, supportive feel year-round. It's wrapped in a breathable, elastic birdseye mesh fabric that's softer than 3D mesh and helps prevent clothing pilling. SEAT-SAFE SILICONE GRIP & EASY CARE: Protect your investment! Unlike cushions with cheap plastic or dyed rubber nubs, our pillow features a 100% pure silicone dotted grip. This advanced, non-slip backing provides superior traction and is guaranteed to NEVER stain or leave residue on any seat surface, including light-colored leather. For easy care, the soft, zippered cover is also fully removable and machine washable. Overview Brand : SHAKERINO Special Feature : Advanced Adaptive Memory Foam, Breathable Cover, Non-slip Silicone Grip, Portable, Removable and Washable CoverAdvanced Adaptive Memory Foam, Breathable Cover, Non-slip Silicone Grip, Portable, Removable and Washable Cover Color : Black Size : 17.8'' x 3.1''x 7.5'' Fill Material : Memory Foam Show more