| Origin: | Christmas Event 2025 | 4.499  |
| Christmas Event 2025 | 5.799  |
| Need a patent construction: | NO |
| Size building: | 2×3 field |
| Can trade: | NO |
| After the demolition returns to star menu: | YES |
In the building we can produce loot box:
| Appearance | Name | Description | Costs | Production Time |
 |
Grandma’s Hand-Knitted Christmas Sock | Contains a random buff. | 10.000  200  |
2 days |
SOCK CONTENT:
| Slot 1 | |
1x  Krampus (10%) |
1x  Cookies (10%) |
1x  Viscous Drinking Chocolate (13%) |
1x  A Sip From The Kettle (20%) |
1x  Krampus Pickaxe (10%) |
1x  Grandma’s Christmas Dinner (20%) |
15x  Magic Beans (12%) |
150x  Coal (5%) |
| Slot 2 | |
| 25x Magic Beans (100%) |
|
COOLDOWN TIME:
+15% production speed for every Santa’s Mailbox building placed.
Immediately Upgrade a Building: 1 
Move a Building: free