Remo’s Riq design is sporting a thinner drum shell width of 2-3/8” and is manufactured with an Acousticon® shell which gives a comfortable fit in your hand. A Skyndeep® Fish Orange graphic fixed drumhead can be precisely tuned with the internal tuning system. Hex tuning key included. The outside diameter of this Riq is 8 7/8", the inside diameter is 8 3/8".