The Freemax M Pro 3 Tank has a resilient stainless steel chassis, 5mL glass capacity, and utilizes the Mesh Pro Coils or the 904L M Coils. Constructed from durable stainless steel, the chassis of the Freemax M Pro 3 Tank is impervious to light falls and drops. Holding up to 5mL of eJuice or nicotine salts within the bubble glass, the M Pro 3 Tank can be refilled from the sliding top fill system. Compatible with the Mesh Pro Coils or the 904L M Coils, the M Pro 3 Tank is versatile and can deliver extreme performance when paired with the correct box mods.