Denssi runs 8mg up to 16mg. Because of that, there is usually more than one level of the same flavour. If pouches are new to you, start at the lowest and work up instead.
Not at the moment. Denssi tins are £4.99 each. Meanwhile other brands on the site do carry a mix and match offer, so it is worth comparing.
No. They are tobacco free, so they give off no smoke and no vapour. Consequently you can use them where vaping is not allowed, such as on a train or at a desk. The filling is plant fibre with nicotine and flavouring.