Double-wall stainless steel yerba mate gourd with flat premium quality stanley steel bombilla mate straw, perfect for the modern yerba mate lover. Best of all, it is unbreakable and dishwasher safe!This yerba mate gourd holds 8 oz (237ml), which is the perfect volume to fit in your hands and warm them up just the right amount of heat on a cold dayStainless steel yerba mate cup carefully designed for the pleasent experience of a good yerba mate tea. This yerba mate cup and bombilla mate straw can be used for terere tea and with loose leaf tea too!