Vietnam 100% Organic Composable Bamboo Drinking Straw. Reusable Bamboos Straws Alternative to Plastic Kids Straws. Not only beautiful, buluh straws are strong, durable, and contain NO dyes or inks. Each wooden straw derives from a single stem of bamboo, unique in its own variance of color, thickness and texture and diameter. No pesticides or chemicals are used while growing or cleaning the beautiful straws.