... 99%, not broken, no radiation,strong brightness, high hardness, with no scratches for many years, easy to transport. Our ... is optional if you need) [Application] neon led writing board with competitive price 1. Restaurant, tea/Coffee House, Supermarket, light ... 50*70, 60*80,80*100Frame materialhigh grade aluminum alloy or PVCFrame width 2.3cmFrame colorBlackWriting boardhigh-brightness tempered glass ...