Siberia -80 Degrees (White and White Dry), which came in large square tubs containing 500 portions. By popular demand, GN Tobacco has released it in the round can format. So, for those of you who want to try the world's strongest snus in a regular can, you now can! The White Portion format of Siberia came in 24mg/g of nicotine, and the White Dry Portion format comes in a whopping 42mg/g of nicotine. Needless to say, this stuff is quite strong and not for the weak of heart! Ever since GNT burst onto the snus scene in 2011 with Oden's Extreme Portion, they have been on a mission to make stronger snus than what has been previously available. This product definitely fits the bill.