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Beginner’s Guide

All you need to know about “the hobby” and the fascinating world of collecting sports cards. is reader-supported. When you buy through links on our site, we may earn an affiliate commission from eBay and/or PWCC.

Sports card refractors: the origin story

If you started to collect sports cards recently, you’re probably quite familiar with the one insert or parallel set that pretty much comes with the base set – the refractors.