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SDS Watersports are a award winning diving equipment retailer, trusted supplier & warranty repair centre for the industries top diving equipment brands & the only retail dive shop to win the diver magazines retailer of the year award seven times.

Santi Summer Mens Undersuit

The Santi Summer Mens undersuit is made of 100% polyester fleece 290 g/m2, finished with polyester patches to reinforce parts exposed to damage and water. This is an ideal undersuit for warm months. Also used by sailors as the underwear with a jacket.



  • 3 pockets, one of them – the chest one – has a vertical zip
  • Two-way zip protected
  • Elasticated ankle and wrist cuffs
  • Reinforcing patches on knees, elbows, arms and back made of polyester
  • Wide (10 cm) elastic ankle bands

Santi Summer Undersuit Size Chart

ChestInner ArmBicepsForearmWaistHipsInner LegThighCalfBody Trunk
XS162 - 166cm
84 - 88cm
51cm28cm26cm70 - 74cm
84 - 88cm74cm50cm34cm155cm
S168 - 172cm
90 - 94cm
52cm29cm27cm76 - 80cm
90 - 94cm76cm52cm36cm160cm
174 - 178cm
92 - 96cm
53cm30cm27cm78 - 82cm
92 - 96cm80cm52cm38cm165cm
M172 - 176cm
96 - 100cm
53cm32cm28cm82 - 86cm96 - 100cm79cm55cm39cm165cm
ML176 - 180cm
96 - 100cm
55cm32cm29cm82 - 86cm96 - 100cm84cm55cm40cm170cm
MLL182 - 186cm
100 - 104cm
57cm33cm29cm84 - 88cm100 - 104cm88cm55cm40cm175cm
LS172 - 176cm
106 - 110cm
52cm35cm30cm92 - 96cm106 - 110cm79cm62cm43cm165cm
180 - 184cm
106 - 110cm
54cm35cm29cm92 - 96cm106 - 110cm83cm60cm41cm170cm
LL184 - 188cm
106 - 110cm
56cm36cm30cm92 - 96cm106 - 110cm86cm61cm42cm175cm
XLS174 - 178cm
112 - 116cm
54cm38cm31cm100 - 104cm112 - 116cm80cm65cm44cm170cm
184 - 188cm
112 - 116cm
56cm37cm30cm100 - 104cm112 - 116cm85cm65cm44cm175cm
XLL192 - 196cm
112 - 116cm
58cm38cm30cm100 - 104cm112 - 116cm89cm65cm44cm180cm
176 - 182cm
188 - 122cm
55cm40cm31cm108 - 112cm118 - 122cm80cm68cm46cm175cm
XXL190 - 194cm
118 - 122cm
57cm40cm31cm108 - 112cm118 - 122cm84cm68cm46cm185cm
192 - 196cm
130 - 134cm
58cm42cm32cm116 - 120cm130 - 134cm86cm72cm47cm195cm

This size charts is to be used as a guide only. if you are between sizes, we recommend you go to the next larger size, if you are unsure please feel free to give us a call, one of our friendly staff will help you select the correct size.


Free UK Mainland Postage On All Orders Over £150.00

No matter how many items are in your shopping cart (cylinders excluded)

It will be added within your shopping cart once the total reaches £150.00

UK Mainland delivery on all orders under £150.00

Up to 1kg – 1st class recorded £5.00

2kg to 20kg – 24 hour overnight £9.00

Over 20kg - add £9.00 per additional 20Kg or part thereof

free delivery promotion

Postage charges for the Santi Summer Mens Undersuit can be calculated and added to your order either on the cart or checkout pages.

See Our Delivery Information Page For More Information.

Buy Today On Finance - It's Quick & Easy!

Omni Capital Retail Finance

We now have the ability to provide our customers with the opportunity to take out finance on a range of equipment and servicing through the finance company Omni Capital Retail Finance.

You can now easily spread the cost over 12 months on purchases of £500 or more, allowing you to choose an affordable monthly repayment that suits your budget

The application is quick and easy, the process can be completed in just a few minutes with an instant decision.

Credit is provided subject to age and status.

See Our Finance Information Page For More Information.

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