National Geographic Tunny 46 Open Heel Fins

National Geographic

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About National Geographic Tunny 46 Open Heel Fins

National Geographic is synonyms with adventure, and the Tunny 46 Open Heel Fins-Expedition Series is your key to unlocking the adventures of the underwater world. Fin is constructed of 3 Different Materials to Achieve the Appropriate Thrust-to-Energy Exertion Ratio. This Composite Design Maximizes Snap and Flex of the Compact Non-Vented Blade. Compact Size makes them great for travel. Fin is equipped with a Soft, Pliable and Comfortable Foot Pocket, with Adjustable Open Heel allows use of the fin for extended periods of time with or without additional foot protection.

Fin Straps are Replaceable, and are equipped with Ratchet Quick Lock (RQL) Buckles. The Composite Blade Design meets Different Snorkeling Conditions for both the Novices to the Experienced Snorkeler. Fins are also suited for either Leisurely Swim over a Reef or Burning Calories in a Swimming Pool Lane Workout. Fins are available in size Small/Medium US Size 5-8 (EUR 37-41) and are available in 3 color choices of Blue, gray or Yellow. Fins come with a 24 month limited warranty.

Warranty Information

This product has a limited warranty of 24 months.

National Geographic Tunny 46 Open Heel Fins Features

  • National Geographic Tunny 46 Open Heel Fins
  • Compact and Great to Bring Wherever You Travel
  • Key to Unlocking the Adventures of the Water World
  • Selected Composite Materials
  • Maximize Snap and Flex
  • Composite Design Achieves the Appropriate Thrust-to-Energy Exertion Ratio
  • Non-Vented Blade
  • Soft Pliable and Comfortable Open Heel Foot Pocket
  • Foot Pocket allows Use for Extended Periods of Time
  • Use with or without Foot Protection
  • Replaceable Foot Straps
  • Great for Novices to the Experienced Snorkeler
  • Suited for: Leisurely Swim Over Reefs or Burning Calories in Swimming Pool Lane Workout
  • Available in Size Small/Medium US Size 5-8 (EUR 37-41)
  • 3 Color Choices: Blue, Grey or Yellow
  • 2 Year Limited Warranty

National Geographic Tunny 46 Open Heel Fins Specifications

Blade Type
Available in the Following Colors:
Blue, Grey, Yellow
Available in the Following Sizes:
Small/Medium 5-8
Open Heel/Full Foot
Open Heel
Mfr #
National Geographic Tunny 46 Open Heel Fins Size Chart
US Men's shoe size 5-8 9-12
US Women's shoe size 7-10 11-14
European Men's shoe size 37-41 43-46

Questions & Answers Powered by TurnTo®

Questions about this item:

Shopper  Why Did You Choose This?
MYLES M  garbage, better fins available at WalMart
Shopper  I wear size 8 in womens shoes, what size would I buy in these fins?
JAMES G  if you are going to wear boots buy the extra large size 12/13 if your going to use them without buy size 9/10 they run small in the shoe size but were good fins, comfortable without boots on,
Bob T  OK someone said the length is about 19 inches. Can you tell me the width?
JOSEPH C  bob, these fins are 9" across at their widest point. -joe
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