Underground Comix are known for using different prices, covers (art or color variations) and/or interior content to distinguish between printings. Both printings have 0.50 USD cover price.
1st print has blue & pink bottom text boxes, blue beer cans, guy has orange hair sitting on bluish green towel.
2nd print has white & orange bottom text boxes, orange beer cans, guy has brown hair and sitting on green/yellow towel.
This issue is a variant of
Facts O' Life Funnies (Multi Media Resource Center, 1972 series) .