Watch Caps are only available in one size.
They do stretch so if it's tight manually stretch it out with your hands. If it feels big you can put it in the dryer a few minutes at a time and shrink to fit. Over time it may stretch more then desired so you can shrink back to fit as needed.
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We intend to send monthly newsletters, but it may take us a while to get round to that. Thanks for signing up for our mail list. Sorry about the hCaptcha protection and the email verification. We have been forced to protect ourselves from robots and fools putting fake emails into our system. Fakes cause serious problems!! – THANKS -- Ralph