Collection of Bubbels is easy. On any product you buy at Diveshop.nl you will earn Bubbels.
If you have enough Bubbels on your account, you can convert them into a discount voucher that you can spend on Diveshop.nl.
In order to see how many Bubbels you have earned you go to (logged in) "My Account".
at "My orders" the link "Check total Bubbels ..".
On this page you can convert your Bubbels into a discount voucher.
The Fourth Element Neck Snug is a nice accessory to have. You can use it as a scarf or wear it over your ears to prevent them from getting cold. One size fists all.