CLEAR ACRYLIC TRIANGLES- These clear triangles are made of high quality plastic. With two separate triangles, one with 30 and 60 degrees and the other with 45 and 90 degrees, be prepared for every situation with these drafting triangles. With a protractor cutout and french curve, these geometry triangles are the most versatile triangle ruler set there is. EASY TO READ GRADUATIONS- With clean precise graduations in inches and centimetres, make accurate clean lines. These small triangle rulers are perfect for travel or school. Included is a reusable case, so you never have to worry about losing or damaging your triangles. Never make a wrong measurement again. TWO DIFFERENT TRIANGLES- The 45 degree triangle has Inches and metric graduations with a protractor cutout for a full 180 degrees. The 30/60 degree triangle has a full 10 inches and metric graduations on it. Use either triangle for any situation. Their small size also makes it easy to fit in a bag or pocket. Perfect for a student or professional. THE PERFECT GIFT - Gift these plastic triangles to the artist in your life. Give them a practical, memorable gift that will take their creativity to the next level. The Pacific Arc Professional Acrylic 10 Inch triangles are the perfect triangles for drafting for any architect, engineer, or drafter. Made with high quality acrylic and easy to read scale degrees. never miss your mark with this triangle ruler set. This perfect addition to any architect's drafting equipment is sure to prove useful. The practical 10 inch size makes it a great small drafting triangle. For those who are looking for a triangle set of various degrees and the ability to measure, this is the plastic triangle set for you. Includes a travel pouch.