Swix Green Base Klister Spray (10C/-15C) | 70ml Volume:70ml The Marathon Black Block was

The Marathon Black Block was developed especially for wet and dirty snow

Think of this one as a warm blue

It is best used in -2°C to -8°C

3mm scrapers are better for less flat bases as they can bend more

and a 140 mm white fine nylon/4mm horsehair

Swix Green Base Klister Spray (10C/-15C) | 70ml Volume:70ml The Marathon Black Block wasKB20C is Swix's green base klister spray which comes in an easy to use quick spray bottle and makes other klisters last longer, especially in aggressive snow conditions. KB20C is to be paired with regular klister on top, or aerosol Quick Klister. The base klister spray is designed for frozen corn snow and wet corn snow conditions.