The Outfitters Reusable Tritan Straw Set is made of high-quality Tritan polymer. They are a great eco-friendly alternative to disposable straws.Specifications and Features: Fits all Yukon Outfitters drinkware lids Made of Tritan, a material that is highly durable and impact resistant. BPS/BPS free Set Includes: 4 x Tritan Straws (Blue, Smoke, Red, Clear) 1 x Soft Bristle Cleaning Brush Specifications: Straw Dimensions: 10.5" long x .30" diameter Brush Dimensions: 10" long x .33" diameter