Amazon.com: Crafter Blue CB10 Curved End Watch Band Quick Release Soft Rubber Strap Replacement for Seiko Skx Series SKX007, SKX009 and SKX011 etc and 5 Sports Series SRPD51K1, SRPD53K1 etc - Black :
StrapXPro - SX1A Rubber Strap for Seiko SKX007, Orange / Black | Taikonaut watch band
The Ultimate Seiko SKX Rubber Strap Upgrade - Crafter Blue Straps - YouTube