Yerba Mate Silicone Gourd and Bombilla Combo (Forest Green) Silicone Yerba Mate Gourd with a bombilla included. Perfect for a new, modern Yerba Mate lover. Crafted from BPA free, medical grade silicone. Our Mate Gourd is unbreakable and perfect for travel. Our Mate Gourd is designed to be inverted to easily discard used yerba mate after consumption. The Silicone absorbs the heat from the Yerba Mate, make the silicone gourd comfortable to hold. Our Yerba Mate Gourd is designed to hold 40grs of loose leaf yerba mate. Comes in a variety of fun and unique colors!