Smart Poly® Growth Mindset Smart Wheel 13"x19". Write-on/ wipe-off heavy duty washable all poly mindset chart, no lamination needed. Turn the wheels to match old and new thinking & fill in the information. No assembly required. Use with dry erase or water based markers and washable crayons. Grommett hole for easy hanging. Use with Ashley Smart Tak®, pins, staples, etc. as an alternative to hang in the classroom. Glossy surface, .45mm.