Infinite sponge cutting board cups dry drain sink

Infinite dry drain for sponges, cutting boards, cups suitable for my kitchen sink.

Stackable with super glue (fixed at two last photos).

No Glue longer version here - https://makerworld.com/en/models/1829246-infinite-stackable-kitchen-sink-dry-base-no-glue

For modifications: Subscribe and request in comment. 

Anyway I hope it will be helpful in your case