Ergonomic Four-Dimensional Support System Engineered with contoured padding and adjustable straps to mimic the necks natural curve, providing 360 stability for sprains, strains, or post-surgery recovery. The 4D design reduces pressure points while maintaining mobility. Lightweight Composite Material Construction PP Frame: Ultra-light yet fracture-resistant for daily wear without neck fatigue. PC Joints: Enhanced impact resistance prevents structural damage from regular use. TPU Buffer Layer: Dynamically absorbs pressure, adapting to movement for comfort. Removable & Washable Hygiene Design Detachable fabric pads can be machine-washed to eliminate odor and bacteria, ensuring long-term freshness. The quick-drying material is ideal for extended use in hot climates or active lifestyles. Fully Adjustable for Universal Fit Hook-and-loop straps allow easy customization for neck circumferences 1222 inches. The flexible design accommodates children, adults, and seniors, making it a versatile solution for all family members. Portable Foldable Design Collapses to 1/3 of its size for effortless storage in backpacks, suitcases, or desk drawers. Perfect for travel, commuting, or on-the-go reliefuse it during flights, at the office, or while recovering at home.