The spelling of the name "Kaylei" may seem perplexing at first glance, but it can be explained through the International Phonetic Alphabet (IPA). The name consists of two syllables: "kay" and "lei". The "kay" sound is represented in IPA as /keɪ/, which is a long vowel sound. The "lei" sound is represented as /leɪ/, which is also a long vowel sound. Therefore, the name "Kaylei" is spelled using two long vowel sounds, making it unique and distinctive.