Rule 1.10

The bat must be a baseball bat which meets the USA Baseball Bat standard (USABat) as adopted by Little League. It shall be a smooth, rounded stick, and made of wood or of material and color tested and proved acceptable to the USA Baseball Bat standard (USABat).

Non-wood and laminated bats used in the Little League (Majors) and below, Intermediate (50-70) Division, and Junior League divisions, shall bear the USA Baseball logo signifying that the bat meets the USABat – USA Baseball’s Youth Bat Performance Standard. All BPF – 1.15 bats are prohibited. The bat diameter shall not exceed 2⅝ inches for these divisions of play. Additional information is available at LittleLeague.org/batinfo.

Tee Ball:

Under the USABat standard, certified Tee Ball bats (26″ and shorter) will feature the USA Baseball mark and text which reads ONLY FOR USE WITH APPROVED TEE BALLS.