What this means: Basic office HID keycards have a series of short-length Wiegand wires that encode the key via the presence or absence of wires. This adds up to a series of 1âs and 0âs, e.g. 1010110100, which ends up being your keycard number. This number is fixed and canât be changed.
While most baseball cap s have an adjustable strap in the back sometimes a nicely fitted fedora would be more appropriate for particular occasions. Men's hats are sized according to diameter while women's are based on circumference. The most common hat size for men is 7. and for women, 22.To measure the size of a person's head, use a flexible tape measure to measure the circumference at the widest part of the head, usually an inch above the eyebrows.This is the measurement for a woman's hat. To determine the size for a man's hat, divide the circumference measurement (in inches) by pi or about 3.14.nd for women, 22. To measure the size of a person's head, use a flexible tape measure to measure the circumference at the widest part of the head, usually an inch above the eyebrows. This is the measurement for a woman's hat.
1 StrapBack â The strapback hat is also identical to a snapback hat, the only difference being it is fitted with a belt-like strap on the back-side of the cap. 2  This form of the hat has become fairly common in recent years.3  Five Panel â A Five Panel can have a strap fasten, velcro, or buckle at the back.ll other design elements are identical to modern, fitted, flat-billed caps as worn by professional baseball players. Snapbacks are less expensive than fitted baseball caps, and have become increasingly trendy in young urban fashion.