Lot of double-layer glass vases

Superb batch of 2 double-layered glass vases. Both have opaque white glass interior, and the outside is transparent eggplant glass for one and bottle glass for the other. Different shapes, they form a very balanced ensemble with colors that blend perfectly. Some slight traces very localized on the outside of each visible in the photos. The green measures h19xd11 mouthpiece diameter ext 3cm. The purple h12xd15 mouthpiece diameter ext 7cm.