Pea gravel consists of small, rounded stones often used for walkways, animal pens, and other places where sharp gravel isn't wanted. Pea gravel can come in more than one size but is typically anywhere from 1/8 of an inch to 3/8 or an inch in diameter.

38 pea gravel is meant to be 3/8" pea gravel and is 1.4 tons/cy or roughly 104 lbs/cf.

typically the size of peas hence the name pea gravel

38 pea gravel is meant to be 3/8" pea gravel and is 1.4 tons/cy or roughly 104 lbs/cf.

Pea stone is gravel that is about 1/4 inch in diameter (the size of a pea).