Vintage Neon Surf Mania Shirt Single Stitch Unisex T-Shirt Crew Neck Tee

Vintage Neon Surf Mania Shirt Single Stitch Unisex TShirt Crew Neck Tee Brand: Royal First Class (tag is missing but i know this is the brand) Size on tag: The second photo shows it on a xs/s female manequin. My best guess would be a size L. There are no tags in this shirt (please refer to measurements as all are different) Fabric: no tags most likely 50/50 polyester and cotton Condition: Missing tags, one things black mark on the bottom hem (as seen in last photo) and a couple stitches missing out of the hem on the back. Other: light gray shirt, neon design, single stitch, short sleeve, crew neck, made in USA All garments laid flat to measure and not stretched unless noted: Shoulders: 18.5" Underarms: 20" across; 40" around Sleeves: shoulder seem to end of cuff 7"; underarm to end of cuff 4.5" Bottom: 21" across; 42" around Total Length: top of shoulder where it meets the neck down 25.5"