Mylittlewoodshop Pkg of 25 - Ring - 1-1/2 inch outside diameter with 3/4 inches inside diameter and 3/8 inches thick unfinished wood (WW-TR0400-26) Rings are1-1/2 inches outside diameter and 3/4 inches inside diameter and 3/8 inches thick. Rings are cut from maple unfinished wood Smooth finished surface great for painting, staining and may other applications. Great for jewelry making Great for crafting projects