What mtb sealant should I buy?

[Reinardt van Heerden]

I prefer something I can get from cycle lab

Edited 3 hours ago by Reinardt van Heerden

[Murrob]

For mtb, I find Stans Race sealant to be the best. The race sealant has fibres and a grit like substance which seem to work really well at sealing. Check it every 3 months and top up or replace as needed and you are golden.