Ergo Earplug Butterfly The arena men's Crazy arena

The arena men's Crazy arena Briefs are a streamlined style that glides effortlessly through the water and won't bag

The team of experts involved in development have delivered optimal aerodynamic characteristics

Opens to 60 cm

SM-SH11 or SM-SH12 cleats

Features a comfortable dual-density handle and an extra long shaft for deep aero rim cavities

Ergo Earplug Butterfly The arena men's Crazy arenaArena just made using earplugs while swimming even easier. The colour coded Ergo earplugs simplify identifying which side you use each plug on. Made of ultra soft silicone and arena's Liquid Core Technology, Ergo is the most comfortable earplug yet. The hollow stems make them quick to grasp and improve hearing underwater. Seal out the water, seal in your focus.