American Football NCAA Rule 1-3-1
The ball shall meet the following specifications:
a. New or nearly new. (A nearly new ball is a ball that has not been altered and retains the properties and qualities of a new ball.)
b. Cover consisting of four panels of pebble-grained leather without corrugations other than seams.
c. One set of eight equally spaced lacings.
d. Natural tan color.
e. Two 1-inch white stripes that are three to three-and-one-quarter inches from the end of the ball and located only on the two panels adjacent to the laces.
f. Conforms to maximum and minimum dimensions and shape indicated in the accompanying diagram.
g. Inflated to the pressure of 12-1/2 to 13-1/2 pounds per square inch (psi).
h. Weight of 14 to 15 ounces.
i. The ball may not be altered. This includes the use of any ball-drying or ball-warming substance. Mechanical ball-drying and ball-warming devices are not permitted near the sidelines or in the team area.
j. Professional football league logos are prohibited.
k. Advertising is prohibited on the ball [Exceptions: (1) Ball manufacturer’s
name or logo, (2) institutional logo, (3) conference/NCAA logo, (4) AFCA
logo and (5) College Football Playoff logo].