The Petkit Tofu Litter Sieve is exclusively designed for the self-cleaning and self-sealing cat litter box Purobot Ultra, ensuring efficient separation of clumped and clean litter. It is compatible with mixed, tofu, and other clumping litter types with particle sizes of up to 12.7 mm, helping to reduce litter waste while maintaining the optimal performance of the automatic cleaning system. Made from high-quality ABS plastic, the sieve is durable, washable, and odor-resistant, ensuring long-lasting hygiene and easy maintenance. It is easy to install and remove, securely locking in place and can be effortlessly taken off when needed. Its precise filtration extends the usability of clean litter, making it an eco-friendly and cost-effective solution. Note: This litter sieve is only compatible with the Purobot Ultra and is not suitable for Pura Max, Pura Max 2, or Purobot Max Pro. The Petkit Tofu Litter Sieve is the perfect choice for pet owners seeking efficient filtration, reduced litter consumption, and improved hygiene in the self-cleaning cat litter box.