Air Fryer Silicone Liners for Ninja Double Stack 7.6L Air Fryer SL300UK, Dual Reusable Air Fryer Silicone Liners Ninja Double Stack Air Fryer Accessories for Ninja AF400UK, AF451UK(2PCS Black). 【Premium Liners for Ninja SL300】The bottom size is 17.5 x 17.5cm, height 7cm(8cm with bundle).
eBay