2 inch and 6 inch are detachable bottoms, 5 inch and 8 inch are non-detachable bottoms.

SHAPE: Round.
MATERIAL: Aluminum alloy.
TYPE: 2 inch, 5 inch, 6 inch, 8 inch.

More Details
https://www.buy247.shop/products/aluminum-alloy-round-cake-pan?variant=32166461734982
Vancouver, Household Items, USD 8 / Aluminum Round Cake Pan