Red smoke grenades by Hallmark Fireworks.

This smoke grenade produces a thick plume of red smoke for approximately 60 seconds.

Red Smoke Grenade Specifications
Carton Quantity: 1 x Red Smoke Grenade 
Approx Duration: 60 Sec
Firework Dimensions: 12cm x 5.5cm
Noise Rating: 0/10
Classification: 1.4G
Safety Distance: Outdoor use only