P245
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Designed for the Sunnies Flask, the Boot is made with durable silicone to protect your flask from bumps and dirt. Available in 25oz and 32oz.
Choose from 23 available colors or customize your dream flask.
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1. Print our magnification chart
When printing, make sure to set to 'print to size' and not 'scaled to fit paper' for accuracy!
Click here to download the chart2. Take the test
Hold the printed chart 14 inches from your face. Start reading from top to bottom. Read until you can clearly read a full line.
3. Get your result
When you can clearly read a full line, look at the associated strength for that line and that is your strength!
