Out side outline flat embroidery and inside "17" 3D embroidery. Side "R17ERS" flat embroidery. On a wool blend Flexfit Yupoong Flat Bill Blank Snapback Hats w/ Green Underbill. Vintage old school style. 6 panel hats with 6 sewn eyelets and 8 rows of stitching. Plastic Snap Closure Back, One size fits...