All the details can be found here: Once Upon a Time in Hollywood BluRay - The Quentin Tarantino Archives
The Collector’s Edition of course looks pretty rad:
USA:
You can also order it from DeepDiscount: https://www.pntra.com/t/TEFNSUVHQUVMSktFSkFFRERJSUY?website=291550&url=https%3A%2F%2Fwww.deepdiscount.com%2Fonce-upon-a-time-in-hollywood%2F043396564015
Canada:
UK:
Germany:
France:
Italy:
Already reports about early shipping. Make sure you pre-order