CUSTOM Light Up Fiber Optic Caps, We make Fiber optic hats just for you. Order fiber optic baseball hats for your team or next special event. Fiber optic light up hats are the most attractive hats one can wear to any special party, game, or concert! Send us your art or let us make something memorable for you! Embroidery (up to 3000 stitches) included in the price. Custom designed in the U.S. and manufactured in our exclusive light factory. Lead time is 7-8 weeks delivery by air. Please add $1.00 ea per cap for Air freight cost to North America.