Donut Bladder Single Tank

Product No: 417511


The Donut Bladder Single Tank offers perfect stabilization and adjustment. Extended range diver will find themselves in excellent condition concerning position and trim required in technical diving. The Donut Bladder for single tank can be purchased in its 10lt version to be used with light wetsuits, or in its 16lt version for heavy wetsuits.

Product Information


Mares has created the Donut Bladder Single Tank for giving technical divers the possibility of using the harness purchased in the double tank set. Any technical diver used to having a rear bag on the double tank will find the same balance with the single tank. Combined with an aluminum backrest, it has the ideal weight to be used on all kinds of trips.


1200D nylon and 600D polyester exterior


Delivery & Returns


Online purchases on are enabled for Italy, France, Spain, Germany and Austria. Some products from the catalogue are only available to purchase at an authorised Mares Dealer.

Products shipped in Italy are entrusted to Bartolini couriers. Products shipped in France, Spain Germany and Austria are entrusted to DHL couriers.

Delivery times are 3-5 working days.



If you are not satisfied with your order, you can return it quickly and easily.

You can decide to return any products purchased on within 30 days of delivery. To return items, use the same box they were received in, complete the returns label found here with shipping details and attach it to the box. Remember to insert the delivery number found on page 1 of the delivery documents.


To allow you greater freedom, we have not chosen a courier service with which you need to return the package, you are free to choose your preferred service provider.

Please remember that shipping costs are your responsibility.


At the moment, we cannot offer exchanges on our products. If you would like a different size, please return the article for a refund and purchase a new size. If you still have any doubts, you can write us an email at, our Customer Service team will be happy to help.