Prevue Pet Products T3 Antimicrobial bird cage Liner 18020 provides an extra level of cleanliness for your bird. For a healthier bird cage and more sanitary clean-up, Prevues liner has an all-natural antimicrobial protection layer. Available in multiple sizes, allowing you to choose the right size for your bird cage, Prevues T3 bird cage Liner is safe for you, your pets and the environment. 14 1/2" by 100 roll. Made in the USA.