Search Outdoor Answers

Looking for Answers about Costa Del Mar Costa Fathom 400 Polarized Sunglasses?

Boating(Q:4561 A:7965)
Camping(Q:1406 A:3382)
Clothing(Q:938 A:2742)
Fishing(Q:7694 A:29369)
Home & Gifts(Q:338 A:833)
Hunting(Q:3102 A:8029)
Outdoor Recreation(Q:336 A:709)
Golf(Q:13 A:18)
Nature Center(Q:48 A:107)
Prospecting(Q:35 A:58)
Sunglasses(Q:82 A:184)
Water Sports(Q:157 A:340)
Shoes & Boots(Q:708 A:2487)
Shooting(Q:3130 A:7414)
Shop now at
Choose a Category
Most Recent Questions
Recent Question:
I have a small head and I am 15 would these fit my head fine?
Recent Question:
Can these be order in a Prescription
Recent Question:
What color lens is better for seeing bedding fish or other things in the water?
Recent Question:
Where are these sunglasses made?
Questions with Most Recent Answers
I have a small head and I am 15 would these fit my head fine?
Do these have yellowish tent when looking thru them?
Will these fit over prescription glasses?

Customer Questions & Answers for
Costa Del Mar Costa Fathom 400 Polarized Sunglasses

The Costa® Fathom 400 Sunglasses deliver unbeatable function, fashion, and value, all in one package! Fathom Sunglasses feature Costa's innovative Hydrolite® construction with cold-molded frames for the perfect fit; three vents on each side for cool comfort; co-injected temples. In addition to the perfectly fitting, stylish frames, every pair of Costa's Fathom 400 Sunglasses is 100% polarized, 100% UV protected and offers heightened clarity, contrast and definition. LightWAVE glass lenses are 20% thinner and 22% lighter than typical glass lenses but they still exceed federal standards for impact-resistance. Lenses made of LightWAVE® glass Co-injected temples 100% polarized 100% UV protection   About your Costa lenses: Blue Mirror for bright sun, offshore fishing, and most water sports. Green Mirror for variable sun conditions, inshore and offshore fishing.
Customer Questions & Answers:
2 Questions
3 Answers
Overall Rating:
4.889 out of 5
out of
Product Details

Questions & Answers for Costa Del Mar Costa Fathom 400 Polarized Sunglasses


I have small face, will this work for me and are the ladies?

asked 4 years, 6 months ago
on Costa Fathom 400 Polarized Sunglasses
2 answers
answer 1
answered 4 years, 1 month ago
 - North Carolina
answer 2
i would go with a smaller pair. i know several people with them and they are all large men.
Top 100 Contributor
Top 100 Contributor
answered 4 years, 5 months ago
 - Alabama

I have a major problem with fogging.. will these glasses minimize fogging?

asked 6 years, 10 months ago
 - Big State of Delaware
on Costa Fathom 400 Polarized Sunglasses
1 answer
answer 1
It really depends on how they fit on your face. The vents on the sides are made to help, but all in all it is determined by the fit.

The brine and the stringer are comparable to the fathoms that I would look into if I were you.
Top 500 Contributor
Top 500 Contributor
answered 6 years, 1 month ago
 - Ft. Myers, Florida
1 of 1