1)CR 39 1.499 UC/HC/HMC with imported material ,have one year quality guarantee.
2)Can do RX lens,also CR 39 lenticular lens.
3)We can offer 1.499 flat top bifocal /round top bifocal lens
4)White normal envelops or color as your design.
Gross weight:25kg
Dimension:45*55*33cm.