While specific technical "paper" specifications are not publicly cataloged for this exact string, items of this nature generally use the following high-quality materials: Common Paper Types for Exclusive Card Collectibles
Title: "Rebecca Vanguard — WCA Exclusive #045/500 — Mint in Box w/ COA" Description: "Limited WCA Exclusive Rebecca Vanguard figure, number 045 of 500. Mint-in-box, never opened. Includes original COA, exclusive accessories, and WCA-branded packaging. Photos available on request. Shipping insured." rebecca vanguard wca exclusive
Vanguard answered that question with a tournament win. But the silence she endured for two years afterward answered it louder. number 045 of 500. Mint-in-box