A4 spiral notebook with one subject, 30 sheets Special Academy black

A4 spiral notebook, 30 sheets, lined, with a small margin, one topic, with a 350 gr laminated cover and a hard back cover so you can write comfortably. With rounded corners to prevent it from creasing at the edges as it is placed in the bag and to avoid injuries.
Excellent quality paper 70 gr.
Available in red, black, blue, navy, green, gray, yellow, purple

Size: A4-29.7 x 21.5 cm.
Paper weight: 70 gr
Color: black