Suspend-It 8860 Leveling Line, 450-Feet Optic Yellow for Installation of Suspended Drop Ceilings Designed to help level and square suspended ceiling grids 450-Foot roll Optic yellow color Useful in conjunction with other Suspend-It brand products (sold separately) The Suspend-It brand name stands for quality in celing installation products Designed to help level and square suspended ceiling grids Optic yellow color Useful in conjunction with other Suspend-It brand products (sold separately) The Suspend-It brand name stands for quality in celing installation products