Made of PVC. Measured 5.31''*1.77''*5.51''. Clear appearance. Designed for emergencies. Built to last. Long lasting, waterproof, and durable. Solar-powered, fully charged in 9 hours and last up to 10 hours, no batteries required. Ideal for home, outdoors, camping, hiking, military and emergencies. Customize your logo or brand name on the front to boost your brand awareness! Shipping via sea for the last two price tiers.