Still Spirits Top Shelf Glycerine.

Smoothing Agent For standard spirits add 5 mls per liter to improve fullness and mouthfeel.

Still Spirits Top Shelf Mixing Instructions:

Shake the 50 ml (1.7 US fl oz) bottle well before use. For standard spirits add 5 ml (0.17 US fl oz) per 1 L (34 US fl oz) to improve fullness and mouthfeel. Follow the individual instructions in the Craft Kit recipe booklets or experiment to create your very own, uniquely flavoured spirits.