Polar radians graph paper features 1/4" spacing. One circle, graduated every 1", accentuated every 5" with radians shown. Printed in red ink making pencil marks more visible. Ample space above graph to write equation or comments. Double sided for additional work and three hole punched for easy storing in binders. Our high quality 8.5" x 11" paper is available in 500 sheets per ream.