Coming Soon!

Mike Stewart Science Thunder XL Bodyboard

2 Reviews
| Ask a question
Boards Size Chart  

Mike Stewart Science
Out of stock

Mike Stewart Science Thunder XL Bodyboard
Science Thunder: A high performance board designed for the bigger rider after performance and durability.
  • Size 44", 45"
  • Core: Kinetic Polypro Core (PP)
  • Deck: Wavecushion Air 8lb PE Deck
  • Stringer: 2x Stringer
  • Slick: HDPE
  • Channels: Slot Channels
  • Tail: Crescent Tail
Additional Features:
  • 55/45 Double Rail
  • Nose Bulbs
  • Thicker Core
  • 42"| Nose: 12"| Width: 21"| NTWP: 18.125"| Tail: 17.625"
  • 43"| Nose: 12.25"| Width: 21.5"| NTWP: 18.5"| Tail: 18.125"
  • 44"| Nose: 12.5"| Width: 22"| NTWP: 18.875"| Tail: 18.375"
Have Questions? Ask The Team

Returns does not do direct exchanges unless you come to our location. If you want to return an item and get a different item/size/color, etc., please place a new order for the replacement item, and contact us to get an RA (return for the item(s) you are returning. Once we receive the returned item, your card will be credited.


If you ordered swimfins from us and they don't fit, we do NOT cover return shipping fees! Please note that swimfin sizing is provided by the fin manufacturer and will vary from brand to brand. Foot pocket width varies as well. If you want advice on sizing, please email, live chat, or call, but understand that any recommendation we provide is exactly that- a RECOMMENDATION and is no way a guarantee of fit and you will still be required to cover return shipping costs.

There are no returns on anything that has been used, or in the case of boards, unwrapped from their packaging. Also no returns are permitted on certain custom items (custom bodyboards), DVDs, secondhand items or blemished items. If you bought an item of clothing and washed it, we cannot accept a return. Shrinkage is not a valid reason for returning clothing.

For more information about our return policy here.


FREE Continental USA shipping on orders over $79.99 (restrictions apply- see below)

Click here for International shipping information

Hi! We are Jay and Vicki Reale! We are the owners of We were former professional bodyboarders and have over 40 years of experience in the bodyboarding industry. We know what works! If you need help picking gear or sizes then let us know! Send us an email, or use our Chat feature or give us a call!

Frequently Bought Together

Please choose options for all selected products
Choose Options
Color *
Midnight Blue / Midnight Blue / Fluro Yellow
Deep Sea Green / Deep Sea Green / Fluro Green
Red / White / White
Aqua / Black / Fluro Red
Grey / Bright Green / Fluro Green
Royal Blue / Royal Blue / White
Royal Blue / Black / Metallic Grey
Black / Black / White
Total: $0.00
Mike Stewart Science Thunder XL Bodyboard
You have successfully subscribed!