- Sega Mega Drive design - Blue crew neck tee - Screen print - Official merchandise. What a blast from the past! This fab Sega Mega Drive tee brings back a few memories. This is a great, nostalgic tees of the classic games console!. Chest sizing: S = 36-38"; M = 40-42"; L = 44-46"; XL = 48-50"; XXL = 52";