I bought a 10" plastic white board and grease markers from SCUBA shop. I list stroke distances down left side and times next to them on right, can use both sides of board. Record times at workout. Take home and enter on my computer spreadsheet. Wipe times clean save stroke/distance for next use.
I bought a 10" plastic white board and grease markers from SCUBA shop. I list stroke distances down left side and times next to them on right, can use both sides of board. Record times at workout. Take home and enter on my computer spreadsheet. Wipe times clean save stroke/distance for next use.