Green Glass Christmas Tree. Simple but effective Christmas Trees, they look wonderful on a traditional simply decorated old style tree. Made using Tiffany style foiling techniques with a hoop for hanging. These are very lightweight, ideal to hang on a christmas tree, and they look fantastic. Made in dark green, tree green and clear. Please choose the right option! 2.5″ x 1.5″ (6.5cm x 4cm) approx.