You need something new to put on your head as you make your way to another fantastic 49ers game. Your current cap does its job just fine, but it doesn’t fully show your San Francisco fanaticism. This awesome NFL Neo 39THIRTY flex hat from New Era features a 3D team logo on the crown and team wordmark on the ventilating mesh back. With this on your noggin, you’ll be fit for the new era of 49ers football. S/M fits 6 3/4 - 7 1/4. M/L fits 7 1/4 - 7 5/8. L/XL fits 7 5/8 - 8. Sizes are approximate.