Breathing Resistance Training Mask for Sports & Workout "Low stock" Clasp: Spring ring clasp

Clasp: Spring ring clasp

Shock Proof Exterior: Military Grade aluminum alloy protects it from damage so it can always be ready to protect you

Plated in 14K Rose Gold and featuring white crystal stones

or an Aquamarine gemstone

The high-quality mic lets you answer a phone call or chat with your smartphone’s assistant

Breathing Resistance Training Mask for Sports & Workout "Low stock" Clasp: Spring ring claspThe Training Mask is a respiratory resistance device that is designed to increase breathing power and improve breathing mechanics. Training Mask's multi patented dual channel air flow technology compresses air at the inlets with resistance caps and then adds air resistance via flux valves. Features: Improve lung capacity It helps burn more calories during the workout, exercising, or jogging. Made from high quality ultra durable material.