Ultra-Clear Transparent Earplugs for Peaceful Sleep and Travel. Transparent Design: Ultra-clear silicone rubber earplugs for sleep and travel. Customized Packaging: Available in kraft paper, plastic bags, or plastic boxes. Customized Logo: UV printing or stick label options available for branding. OEM Service: Full OEM production capabilities for hotel amenities. Fast Design Feedback: Free design service with artwork delivery within 2 hours. Quality Control: 100% inspection including functional and visual checks. Eco-friendly Materials: All raw materials used are environmental-friendly. Sample Policy: Free samples available; courier cost deducted from formal order.