Cost to buy?
The Tracksuit Crate is only purchasable from December 21 - 24th if players paid $4.99 USD to get it. After December 24th, the crate gets discontinued and you're unable to buy it.
When opened, players were rewarded with the Tracksuit Crate which contains;
|Green Stripe Tracksuit Jacket||Jacket|
|Green Stripe Tracksuit Pants||Pants|
Q: Where can I buy this crate/pack? | A: Here, https://www.microsoft.com/en-us/store/p/PLAYERUNKNOWN-S-BATTLEGROUNDS-Track-Suit-Pack/BV42688C0LZ7 but your unable to buy it anymore.
The full Tracksuit outfit