50 plastic bottle caps. White, plain Slightly larger than standard plastic bottle caps. Please check photos 3 and 4. Washed with household detergent, then with kitchen bleach, and finally disinfected with alcohol. I am working to deliver them as clean as possible, but they are hand-washed by a non-professional. Some dirt may remain. Thank you for your understanding. ✡ Final check for dirt, etc., before packaging. Will be shipped via Nekopos (domestic delivery service). ✡ Packaging method ✡ ・For cardboard boxes Will be packaged in nylon and shipped. ・For envelopes Will be packaged in nylon → bubble wrap → envelope and shipped. Please note that I will package them with materials I have on hand. ---- Summer vacation homework, science project, crafts, art Toy making, educational play, educational toys Handmade, DIY, accessories