1.Face/Back: Okume, Birch, Oak, Bintango, Black Walnet, Sapele, Beeck, Cherry, Ash, Red Padauk, Rosewood, Red oak, Tharland teak, Yellow rose wood,,Wengue, White oak, Hard Maple, Aniegre, Makore, Birch
2.Size:1220*2440,1250*2550,920x1830, 1230x2440(custom made)
3.Thickness: 9-25mm
4.Certification:Carb of USA, ISO9001,ISO14001 of China
we have 14 facotries and 4500 professional workers , we have enough ability to surpport you, so just trust us. 
for more information, just contact me freely.