I designed and created these on our 3D printer! Other styles available possibilities are endless. you if you have special requests or would like to collaborate on a special order please message me directly. These are approx 3". 3 dimensional. Each keychain takes approx 1.5 hours to print Allow 3 days to ship large orders will take longer. Wholesale available also if you are interested in a bulk purchase of more than 10, I can offer a significant discount. please message me for details. Printed with PLA filaments on our 3D printer. PLA stands for Polylactic Acid, a type of biodegradable and compostable plastic. It's made from renewable resources like cornstarch or sugarcane and is commonly used in 3D printing and packaging.