Relax Fit Jonesy can be purchased through the item shop for 1200 V-Bucks. This skin was first introduced to the Item Shop in Chapter 2 Season 3.
Locker Loadout
Kicks
Swamp Slippies: can be puechased in the Item Shop for 600 V-Bucks.
Pickaxe
Drumsticks: can be purchased in the Item Shop for 800 V-Bucks.
Glider
Pickle Chip: could have been obtained on page 10 of the Chapter 6 Season 2 Battle Pass.