TESTERS ANNOUNCED! BirdieBall Putting Mat in TESTERS WANTED Posted September 18, 2020 Dave - Royersford, PA Winter practice? More like winter PLAY! (unless there is snow on the ground...) Past experience? Zippo. (Dad had "astroturf on our deck and we cut cups in...that was 30 years ago...does that count?) Medium 10-11 is probably the appropriate choice to match my club's speed.