SafetyGlow emergency light sticks are a safe alternative to hazardous road flares. They produce no heat or sparks and are non-flammable and non-toxic. No batteries are required, and they are 100% waterproof. No special handling or disposal procedures are required. Bi-pod stands are included.
 
These light sticks are 10 inches long and will glow for 2 hours.
 
Not recommended for use below 40 degrees.