Rock out with more than just music when drinking from the Guitar Rocks Glasses. Each square glass is custom etched with the silhouette of an iconic guitar from a different genre of music and crafted with a weighted bottom. A great gift for your favorite music lover or a unique addition to your own barware collection. Available as shown only. Quantity: Sold in a set of four (4). Dimensions: 3" L. x 3" W. x 4" H.; holds up to 10.5 oz Features: Drinking glasses with weighted bottoms and a square silhouette, each engraved with various guitar designs. Materials: Glass. Please Note: minor bubbles and swirls are inherent to hand-blown glass. Variations occur on styles due to their handcrafted nature. Care Instructions: Dishwasher safe. Engraving Options: Available as shown only. See More Photos for additional views.