?Acacia Koa Tonewood? Koa wood is the porpular material used in soundboards for acoustic guitar with beautiful wooden texture and color, which is often used for the soundboard/top of a high class acoustic guitar. Each Product has been rigorously tuned before packaging, to ensure every key is in the right tone when you receive it. ?Specification? -- Model:Moozica-K17K ---- Color:Red OR Orange -- Number of keys:17 keys -- Instrument Key: C Major -- Body material: Acacia Koa Wood -- Product Dimension: 17.5X12.5X3 CM(6.9""x4.9""x1.2"") -- Package Include: 1 x Moozica K17K Kalimaba 1 x Kalimba Learning Instruction(User Manual + Music Score) 1 x Kalimba Bag 1 x Tune Hammer and Finger Protectors 1 x Water Resistant Kalimba Case(Hard case) ?Note? 1 Every Piece Of Koa Wood is Unique in Pattern and Texture. So Color Might Be Different From Pictures Due To The Nature Of Koa. We can assure you the product quality and sound quality, but not the color of this product. It's the nature of Koa Wood. 2 Price is a little bit higher than the other Kalimbas, but it makes sense when you see our product. We can also produce cheaper one to lower our price, but it's not Moozica's belief. We always insist on using high quality materials and finishing craft..