2-Style Key Caps: Diameter: 1inch (semicircular) and 0.95inch (round). The semicircular covers ONLY FIT 0.9-1 INCH thin and flat key heads. And the round caps ONLY FIT 0.7-0.9 INCH SMALL thin and flat keys. Neither style will fit car, motorcycle or boat ignition keys!Quick Identification: Separate and organize your similar keys by colors to identify them faster. Extremely time-saving for those who are tired of differentiating multiple keys.Flexible and Soft: Made of PVC which resists tearing and color fading. Pliable material makes it extend easily to better fit your keys without cracking.Easy & Quick to Fit: Extremely easy to put them on or take them off from your keys, tightly wrapping your key heads without slipping off. Ideal for preventing dirt and bumping.80 Pcs in 8 Colors: Contain 40 semicircle and 40 round key caps respectively in 8 assorted colors. Help quickly distinguish various keys that tend to be mixed up. Ideal for home and office use!Colour:Photo ColorMaterial:PVCPackage Contents:40x round key covers40x flat semi-circular key coversOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.