feature:1. This product is suitable for use at night, and then apply it repeatedly in places where pests pass and are active, and increase the amount of powder sprinkled.The more powder, the better the effect.2. Suitable for family residences, factory warehouses, office buildings, offices, etc.Cockroaches, ants and fleas can easily breed in various crevices, corners, nests and nearby areas.3. This product is dust-free chalk, which is healthier and more environmentally friendly.4. Apply 4-5 circles on pests and movement passages such as the kitchen and cabinet feet.In offices, office buildings and other places where pests are often found, you can draw 3-4 circles around them.5. Please store this product in a cool place to maintain the effect.6. Please do not place this product out of the reach of children to avoid accidental eating.Keep away from utensils and food when using this product.Occasion: Home, office, factory (places with more pests)Box of 5 includes: 5 large chalks (not 2 small chalks per box)Box of 10 includes: 10 large chalks (not 2 small chalks per box)