DescriptionThis birdcage Kraft gravel paper is made of high-grade materials, which is safe for birds. Thick and durable, it can help your pet birds trim their claws and can be used for a long time. Crushed paper is also safe, clean and hygienic.Features-Color: Light yellow. -Material: Kraft paper. -Size: About 40.00X25.00X0.10cm/15.72X9.82X0.04inch. -Made of Kraft sandpaper, the pet cage liner is natural and odorless, dust-free, and safe for your birds. -Sufficient quantity, it is convenient to use, keep your birds cage clean and neat. -These papers will help keep the bird's beak and claws trimmed. Creative and practical. -Crushed paper is also safe, clean, and hygienic, which can keep your pet happy and healthy. -Gravel scrub paper provides coarse sand for hard-billed birds and helps digestion.