T8 MAX O2 Running Mask - Pack of 2 40-80 seamless microfibre weave and ergonomic

seamless microfibre weave and ergonomic design

Lightweight Dry sacks are available in five colors to optimize color-coded packing

Black smoke gradient lenses

FASTCHEWS Help Reduce Muscle Cramping

T8 MAX O2 Running Mask - Pack of 2 40-80 seamless microfibre weave and ergonomicProbably the world's most breathable running mask. Runner designed and runner approved. NOT A MEDICAL MASK. Performance fabric for maximum breathability 3D SpaceBrace stays off your mouth removable for hand washing Adjustable comfort ear loops Sweat wicking and dries in minutes One size fits most Dispose after 15 20 washes Premium Italian fabric 90% polyamide, 10% elastane WARNING: Intended for use in sports by healthy individuals and and is not