This bamboo flask with strainer is a great way to enjoy a refreshing beverage, anytime, anywhere. It is made of a BPA-free bamboo exterior, a durable stainless steel interior, and a tight-fitting screw-on lid. The included removable stainless steel strainer helps prevent the leaves and pulp from getting into your drink. This bamboo flask with strainer is a great way to enjoy a refreshing beverage, anytime, anywhere. The bamboo is a natural material that is lightweight and biodegradable. It is a sustainable material that can be grown without chemicals and pesticides. Traditional Handmade Bamboo Product. Eco Friendly product. Best idea for Gifting and Personal use. Material: Bamboo Made by skilled artisans Size – 1 Liter