Flavour Smiths, Sour Lemon from Drip Hacks 50ml/100ml Shortfill E liquid. Available in bulk.
Sour Lemon.
The 60ml bottle contains 50ml of 0mg e-liquid, premixed to a 70/30 ratio.
The 120ml bottle contains 100ml of 0mg e-liquid, premixed to a 70/30 ratio.
Nicotine shots are sold separately & can be found Here.