+ Optical as in the picture. + Size is right, as indicated! + Are crystal clear. + Can even be cleaned in the dishwasher and reused. However, we have tested this only once. How often this is possible, so I can not say unfortunately. + Light but steady. + The floors were all on the ground, so none of wobbled or uneven stand.
- A few (about 5 pieces in three ordered packings) had a fractured edge. So rather not order the exact amount but a few more.