How do you make it glow? Simply expose the truck blanket to bright light for 15 minutes, then turn off the light and magical things will happen! Expose the blanket to sunlight or a strong light source. The longer it absorbs light and the stronger the light, the brighter it will be. Truck Gifts for Boys Kids love cute truck blanket. Glow in the dark blanket is a cool gift that will surprise kids. It provides comfort and warmth in any season, day or night. The glowing truck blanket for kids lights up the dark night. Soft Flannel Blanket Super soft flannel fabric. Truck throw blanket made of high quality 100% plush polyester. Glow in the Dark Blanket Glowing truck blanket for kids to light up the starry sky, kids are going to love it. Easy to Clean Truck blanket machine washable and dryable for worry-free care.