Triangle Shape Clay Pleco Breeding Cave 131 L(R4) The Triangle Shape Clay Pleco Breeding Cave 131 L(R4) is designed to provide the perfect environment for breeding bristlenose and some L number plecos. Crafted from high-quality clay, this breeding cave offers a secure and comfortable space for your plecos to spawn and raise their fry. Key Features: Unique triangle shape: The distinctive triangle shape of the cave sets it apart and adds an interesting element to your aquarium. High-quality clay construction: Crafted from durable and safe clay, ensuring a secure and long-lasting breeding space for your plecos. Perfect for bristlenose and some L numbers: Specifically designed to cater to the breeding needs of bristlenose and certain L number plecos. Secure environment for spawning and fry-raising: The cave provides a safe and secluded area for spawning as well as for the protection and raising of pleco fry.