7-3/4 inch x 1/4 inch (196 mm x 6 mm). Made from plant based materials. Heavy duty. Why Choose Hefty EcoSave. These 100% compostable straws are made from plant based materials and deliver the heavy duty quality that you've come to expect from Hefty tableware. hefty.com. how2recycle.info. To contact us visit: Hefty.com. Call: 1-800-433-2244. Or write: Hefty Brands, PO Box 85583 Richmond, VA 23285-5583. 100% compostable paper straws (only compostable in commercial facilities where such facilities exist). Compost Manufacturing Alliance: Composter Approved. Product made in the USA. Why Choose Hefty EcoSave These 100% compostable straws are made from plant based materials and deliver the heavy duty quality that you've come to expect from Hefty tableware.