We offer 4 sizes in the Hudson 3 Cube line – Small, Medium, Large and Extra Large. Each of these small glass vases for flowers has a small hole approximately half an inch is diameter perfect for holding one single stem. The four available sizes allow the Hudson 3 Cubes to be quintessential glass wedding vases by clustering a large handful of the different heights together you can create a stunning centerpiece with staggering heights. Another use for the Hudson 3 Cubes as glass wedding vases is to place a solitary cube at every plate for a take away party favour. The Hudson 3 Cubes are also unique containers for building a miniature aerium out of moss and air plants. Simply squish through the hole an itty bitty air plant and some preserved moss, maybe a bit of lichen and bark if you want to be fancy, set it all in place with a chop stick and voila, you’ve created your own mini garden for your desk at work. Product Details Material: handblown glass Cleaning: C.L.R. (Calcium, Lyme, Rust Cleaner) will help out with any calcium build up without needed to get out the long wire brush Dimensions: see below Small Cube is 2.5" long/wide, 2" tall. Medium Cube is 2.5" long/wide, 4" tall. Large Cube is 2.5" long/wide, 6" tall. Extra Large Cube is 2.5" long/wide, 8" tall.