Think Blue but Go Green Single-use plastic straws are not easily recyclable and have proven to be very harmful to marine life. At Vargo, we are dedicated to an eco-friendly and sustainable lifestyle. The Vargo Titanium Straw is made out of pure titanium which is 100% biocompatible, extremely durable, and very lightweight. Eliminate a lifetime of plastic straw waste. Be part of the solution, not the problem...the oceans will be happy you did!