The National Geographic™ Snorkeler Expedition Series blends products often found in the Explorer and Experience levels to create the greatest value in terms of cost versus utility. Considered to be more than ample for the snorkeler and could easily be utilized for entry level diving activities. Please remember take only pictures and remove only memories from our earths waters! 

Lenses - CE-tempered 
Frame - lightweight Delrin™ and plastics 
Mask Skirt - feathered-edge seal 
Nosepiece - pliable and nonfeathered for ease of draining 
Mask Strap - Flexible replaceable mask strap with “3 point hold” design.  
Mask Strap Adjustment - RQL™ (Ratchet Quick Lock)



One Year Limited Warranty when you register your product online. Visit for full details. One Year Limited Warranty from date of purchase. Proof of purchase required. Please do not return product to place of purchase. Please visit for fastest customer service. FAI Corp. guarantees that the product will be free of manufacturer's defects for a period of one year from the date of purchase. Visit for full warranty details.

National Geographic Snorkeler Tunny 4 Mask- Yellow