And either a couple of ring binders, or a comic long box. Thats what i used to use when i was minimizing the space my DVDs took, however I eventually did away with them and moved on to 400-disc DVD wallets from amazon and got rid of the slevees for the vast majority of my DVDs.
A4 Plastic Wallets like these
https://www.amazon.co.uk/PLASTIC-PUNCHED-POCKETS-FOLDERS-WALLETS/dp/B00NOPMTVG/ref=mp_s_a_1_3?keywords=a4+plastic+wallets&qid=1574321017&sprefix=a4+pl&sr=8-3
Cd sleeves like these
https://www.amazon.co.uk/Plastic-CD-Sleeves-100-Pack/dp/B000N8FIL0/ref=mp_s_a_1_3?keywords=cd+sleeves&qid=1574321083&sprefix=cd+s&sr=8-3
And either a couple of ring binders, or a comic long box. Thats what i used to use when i was minimizing the space my DVDs took, however I eventually did away with them and moved on to 400-disc DVD wallets from amazon and got rid of the slevees for the vast majority of my DVDs.