SIZE: The base of the horn is 1.2" X 0.8" (3x2 cm) and the tallest measurement of the horn is 2.25" (5.7 cm diagonally from the base to tip). Barrette clip is standard size at 2" (5 cm). ROTATABLE CLIP: The barrette clip is attached with a screw, which allows rotation of the clip to allow for wear with different hair styles. The barrette is lifted from the base of the horn to ensure easier attachment and detachment at all angles. LIGHTWEIGHT: Coming in at less than 0.32 ounces ( ~9 g) per horn, you will barely notice you are wearing them MATERIAL: The horns are printed with PLA and attaches to a barrette clip with a stainless steel screw All of the horns are modeled and printed in our home. This listing is for a pair (2) of horns. Since these are 3D-printed, they are insanely light! These are an awesome addition to many costumes and can be rotated to fit any hair style perfectly!