Deli 3869 Thermal Binding Covers, Specialized for Thermal Binding Machines, A4/8mm (Pack of 10)

1. Neatly place the document into the sleeve

2. Turn on the working light and place the document into the heating slot

3. Push into the sliding groove and press tightly for thermal binding

4. Remove the document for organizing when the working light turns on

5. Use hands to press the glue binding edge firmly

6. Place the document in the cooling slot for 3-5 minutes to complete