The key is compatible with KW1 and KW10 keyways, which are very common in standard residential door locks (e.g., Kwikset).
, which is a durable metal key blank featuring a colorful, vibrant design designed to be cut at hardware stores or locksmiths for standard residential doors. {RainbowKey}
If you were looking for alternative "Rainbow Key" items mentioned in the search results: The key is compatible with KW1 and KW10
Here is a long-form description based on the product’s purpose: 191 - KW1 Rainbow Key Blank Overview {RainbowKey}