The brewery say:
Our Sweet Shop series is back! This Rhubarb & Custard sour is a classic Vault City recipe amped up to 8.4%. Bringing tangy and nostalgic rhubarb flavours together with rich, creamy vanilla custard, just like the good old days.
Sour Scale: 2
| Brewery | Vault City (Edinburgh) |
| ABV | 8.4% |
| Style | Sour |
| Package | 440ml Can |
| Allergens | Barley, Oats, Lactose |
| Dietary | - |