The new Opentrons tipbox features a detachable base and refill racks. 

1. When you are done with a tip refill, the base and the rack will detach like so: 

2. Discard the empty rack on top.
3. Grab a tip rack refill and reattach to the base of tip box like so: 

You have successfully refilled your Opentrons tipbox! 

Did this answer your question?