Adult Short Sleeve Neon T-Shirts are an adult (Unisex/Men's) short sleeve shirt made from 5.5 ounce 100% pre-shrunk ringspun cotton. Featuring side seams, seamless collarette, double-needle stitching on neck, sleeves and bottom hem and shoulder-to-shoulder tape for comforts. Shirt is a true pigment dyed neon and is black light reactive. Custom printing and embroidery is available on any of our garments.