The Sigma 000M-15 Mahogany Acoustic Guitar boasts a tone worthy of old-school blues. All thanks to its solid top and all-mahogany build - it's gorgeous. And, the more you play this Sigma 000M-15E, the more you're rewarded with even richer tone and darker sonic warmth, there's certainly something special about a solid-topped acoustic. If that's not enough, this beauty also comes flaunting an aged distressed finish, giving it iconic style synonymous with those acoustic legends from days gone by. Plus, the 000M-15E also features a real bone nut which adds even more tonal charm with plenty of resonance and sustain. And, its 000-14 fret body gives you a comfortable playing experience while its satin finish creates a silky-smooth platform where effortless expression reigns.