Hierarchy 18" Plastic Classroom Chair - Black Sale Lens offers 99% UV protection

Lens offers 99% UV protection

1g 6" Diameter PlatformThe first triple beam designed specifically for educators Adam Equipment's TBB is the sturdiest choice for the classroom with a strong metal housing

The bristles are attached to a helically wound stainless steel shaft which makes it strong and chemically resistant

Clarified polypropylene (PP)

Features a Lock 'N Go attachment for an optional Microfiber Disinfecting Bucket

Hierarchy 18" Plastic Classroom Chair - Black Sale Lens offers 99% UV protectionFlexible and ergonomically shaped seat with lumbar support for easy position changes, eliminating stagnant environments. Smooth reinforced back allows for flex action without sharp ridges. Features: 4 leg base Available in four seat heights: 12", 14", 16", and 18" With heavy gauge chrome coated steel base. Include nylon swivel glides.