N/A Vintage‎ New York Yankees Fiber Optic Light-Up Baseball Cap by Lightwear.

Features fiber optic strands woven into the embroidered NY logo that illuminate when the internal switch is turned on. Details: • Team: New York Yankees • Brand: Lightwear • Fiber optic illuminated logo • Internal battery pack (2 × CR2025) • Adjustable strapback Condition: Pre-owned. Lights function when switched on. Normal wear from use. See photos for details. Fun collectible novelty hat for Yankees fans or vintage sports memorabilia collectors.