I think i found the 20 wave caps sample : r/earlsweatshirt
Solid Color Wave Caps Elastic Multicolor Durag Cap New Men Durag Hats Men | eBay
Fashion Bottoming Wig Men Women Dome Work Stretchy Breathable Reusable Casual Knitted Pirate Hat Wide Brim Elastic Round Wave Shower Turban Unisex One Size 20 Colors Available - Jewelry & Accessories -
FAN ARTWORK] Earl Sweatshirt - 20 Wave Caps (feat. Domo Genesis) | Kanye to The
20 Wave Caps - song and lyrics by Thebe Neruda Kgositsile | Spotify