●Hats/Knit Caps

a: Head circumference (inner dimension)
b: Height
c: Brim

●Belts

a: Length
b: Width
c: Thickness
d: Overall length
e: Maximum
f: Minimum
*The top image shows a roller buckle belt, and the bottom image shows a buckle belt.

●Glasses

a: Width
b: Lens width (horizontal)
c: Lens height (vertical)
d: Bridge width *Bridge width is the distance between the nose pads
e: Temple length
f: Depth

●Socks

a: Overall length

●Gloves

a: Overall length
b: Width

●Accessories

a: Length
b: Top (height × width)
c: Post
d: Inner dimension
e: Width