... supply 1,stylish design 2,high quality 3,competitive price Pen Holder, acrylic pen holder, office supply 1, material: Clear acrylic2, Size: customized dimension ... of visible light (per metre) , and gives a ~4% reflection from each of its surfaces on account of its of 1 ... . Acrylic has a good impact strength higher than that of glass or polystyrene. acrylic products are durable, break resistant. 5. ...