- Official Post
[STORE]
– Items purchased from the in-game store will not be tradable/marketable for one week.
– Operation Cases redeemed as an operation reward will not be tradable/marketable for one week.
– Items received from market-restricted containers will continue to be sellable immediately on the Steam Community Market.[MISC]
– Fixed a rare visual bug with equipped item indicators when equipping a default item into a loadout slot.
– Various stability improvements.
Source: https://blog.counter-strike.net/index.php/2021/04/33769/