The Reusable collapsible straw is made of a food-grade stainless steel material with a silicone tip for safety. Stainless straw longest length is 8.62 inches including silicone tip. Brush length: 3.5 inches. This Eco-friendly straw is durable and easy to clean and its use reduces plastic waste. Through a partnership with 1% For The Planet one percent of sales of this and all EcoSmart products will be donated to nonprofits dedicated to protecting the planet.