Colorations Wooden Airplanes are your next color your own craft! You get a set of 12 wooden airplanes. Finished planes measure 8 1/2 inches in length by 2 1/4 inches in height. These natural wood airplanes are ready for your designs. Children can decorate each piece before assembling. Decorate with markers, paints, stickers are more! This is the perfect craft for the classroom, art class, summer camps, church groups, or birthday parties. Intended for decorative use only. Each airplane is made of real natural wood. Wood is 2 mm thick. Wings slide into center slot and tail inserts into the back of the body. No glue or nails required. All Colorations brand products are non-toxic and safe for children.