Learning Advantage Mini magnifier for grades K+ measures 2"" x 4 1/2"" and includes set of 10 magnifiers.Learning Advantage Mini magnifier measuring 1"" x 10"" x 6"" have a 5/8"" bifocal and are great for science experiments. Magnifier includes set of 10 magnifiers.- Age group and grade: Ages 5+ years and grades kindergarten+.- Subject: Science, Topic: Lab equipment.- Dimensions: 1""(H) x 10""(W) x 6""(L).- These 2"" x 4 1/2"" magnifiers have a 5/8"" bifocal and are great for science experiments.- Includes set of 10 magnifiers.- Weight: 0.35 lbs.- Sold as 1 Set.Viking Professional Insulated Journeyman 300D Trilobal Rip-stop FR Surveyor Vest meets ASTM F2302-08 Convective heat and flame resistant tests. Heavy-duty FR treated 300 denier Trilobal ripstop polyester with PU backing gives superior abrasion, puncture, rip and snag resistance. 2"" Vi-brance reflective material in a 4"" contrasting tape configuration with CSA configuration on the back. 125gsm ThermoMaxx Insulation good down to-22F. FR treated inner lining. 4 Outer large hook and loop sealed storage pockets, multi pen/marker/chalk and smaller ruler pocket, 11"" large ruler slot pocket and 14"" zippered pack across entire back area. Dual chest straps for I.D. badge/cell/radio. Safety D-ring access slot on the back. Cell/radio pouch pocket. 4 inner storage pockets. Mesh side vents for breathability..