Umbrella Canopy Diameter, Arc and Rib Count in Centimetres
Canopy diameter and arc length are not the same number, and the gap is about 20 percent. How to size an umbrella for one person or two.
Oct 19, 2026
Hats, scarves, belts, eyewear and watches — the sizing systems nobody publishes.
10 articles
Canopy diameter and arc length are not the same number, and the gap is about 20 percent. How to size an umbrella for one person or two.
Oct 19, 2026
Glove warmth comes from the lining: wool, fleece, Primaloft and Thinsulate compared, plus what touchscreen fingertips and wet hands cost.
Oct 12, 2026
Fitted, snapback, strapback, buckle and elastic closures size a cap differently. How each one fits, how to make a cap bigger, and why washing warps crowns.
Oct 12, 2026
Glove sizes run on hand circumference around the knuckles, but length decides fit. The two measurements, how leather and knits differ, and why M rarely fits.
Oct 9, 2026
Michael Kors bracelet watches in 32, 34 and 39 mm compared: what the case size changes, what stays the same, and why the biggest case costs least.
Sep 27, 2026
Head circumference decides whether a hat stays on; brim and crown decide whether it looks right. How to measure, convert and choose between sizes.
Sep 10, 2026
Belt width decides whether a strap threads your trouser loops at all. How to match width to loop, buckle to formality, and sizing to the hole you use.
Sep 19, 2026
A silk square's size decides which knots it can hold, and its weave decides whether they stay tied. Here is how 90, 70 and 50 cm squares differ.
Aug 6, 2026
The three numbers inside a sunglasses arm are lens width, bridge width and temple length. How to read them and measure your own face before you buy.
Sep 6, 2026
Case diameter tells you how large a watch looks. Lug-to-lug tells you whether it fits. Here is how to measure your wrist and read the number that decides.
Sep 4, 2026