1, Pure and high class materials with low imperfect rate , 2, Competitive price. 3, Prompt shipping. SpecificationMoisture ... 5%Unhulled kernels 0.1%2011 cropsize 3.8mm (process by raw buckwheat 4.0-4.5mm)another size 3.5mm ... .shelf life : 2 yearsSamples available!GLUTEN FREE.PLS FEEL PREE TO CONTACT WITH US. Raw Buckwheat Kernels Provide by Chinese factory