Business Source Mylar-reinforced Plain Tab Indexes - 8 Write-on Tab(s) - 8.5" Divider Width x 11" Divider Length - Letter - 3 Hole Punched - Canary Tab(s) - Hole-punched, Mylar Reinforced Edge - 24 / Box - Plain paper tab indexes feature 80 lb. stock and Mylar-reinforced edges that are three-hole punched with 9/32" holes. Write on these nonlaminated tabs or apply labels.