These Zeroing Targets are designed for both the M16A2 / M16A4 and the M4 CARBINE. Printed 2 sides (M16A2 / M16A4 on the front, M4 CARBINE on back) on heavy 100# Rite in the Rain, 8 1/2" x 11". These tough sheets will survive the range! Tan sheets. Sold in packs of 100.