Are pickleball players perfect?  No, but close!  No faults with this tee from Pickleball Athlete tee in a 100% cotton short-sleeve tee (heathered colors are 60/40 cotton/polyester) with a ribbed round collar and hemmed sleeves and bottom. Fits true to size.
 
Color/Material
      Hot Pink 100% cotton
      Fuschia 100% cotton
      Mauve 100% cotton
      Saltwater 100% cotton
      Light Blue 100% cotton
      Silver 100% cotton
      Black 100% cotton