What's the difference between a base layer and a rash vest?

The differences between a rash vest and a base layer, when you should be wearing them and why.

Lennon Racewear Thermal Base Layer Top

Men's Stretch Thermaskin Long Underwear Crew Base Layer

RDX Neoprene Rash Guard, Part of the RDX Rash Guard Series, the RDX Ultra Flex DS Neoprene Sweat Shirt offers coverage to protect your hide from

RDX Rash Guard Compression Base Layer MMA Training Cycling Running Sauna Suit Boxing Shirt Top Sweatshirts Workouts

What is the Difference Between a Rash Guard and a Wetsuit? - Cheap

Elite Sports Jiu Jitsu BJJ Rash Guards, Men's BJJ, Kuwait

The best base layers and thermals for golfers braving the cold

How To Choose a Rash Guard –

Base Layer Golf Tops for Women

What's the difference between a base layer and a rash vest?

Best base layers for swimming in open water - 220 Triathlon

cdn.napali.app/static/QS/default/category-assets/e

When to Wear a Cycling Base Layer