Kitchen Appliance Accessories Dust Cover for 3-6-8 Quart Instant Pot, Pressur...

【Universal Size】: S-12 "(D) x 13 "(H), compatible with 3 quart pressure cooker. M-13 "(D) x 12 "(H), compatible with 6 quart pressure cooker. L-15 "(D) x 14 "(H), compatible with 8 quart pressure cooker.

eBay