PREMIUM AND BREATHABLE FABRIC PRETTY NIGHT Weighted blanket can help you to reduce stress and improve sleep quality. We produce the weighted comforters with skin-friendly fabrics and green glass beads. If weighted blankets have any smell, please take it out and leave for a while to dissipate. DUST-FREE WORKSHOP PRETTY NIGHT workshops are dust-free and workers wear the professional clothes to work. Meanwhile all the packages of weighted blankets are dust-proff and waterproof. If you have any problems with products, contact our Customer Service immediately! ADVANCED SEWING TECHNOLOGY PRETTY NIGHT Weighted blankets have high-quality sewing threads and high-density of overlock.