With their rainproof design and water-resistant box, the UCO Waterproof matches are ideal for outdoor activities like camping and hiking, as well as for emergency preparedness. Four boxes of 40 matches each, for a total of 160 matches Matches and box are rainproof, making them ideal for camping, hiking, boating, survival kits, and more Carbonized match stick is sturdy and safe for reliable firestarting Type Match Submersible No Rainproof Yes Windproof No Strikeable Yes Matches Per Box 160x (4x Boxes of 160x Matches) Burn Time (Each) 15 Seconds Material Stick | Carbonized Wood Match Tip | 90% Potassium chlorate / 10% Sulphur Striker Strip | Red Phosphorus Size Package 6 in x 10 in x 3 in 15.2 cm x 25.4 cm x 7.6 cm Each 2.125 in 5.4 cm Weight Package 2.08 oz 59g