Here is a sample test I ran. The "shiny" side is on the outside of the roll, facing the mat. It was hard to know which side was "shiny". Both sides are shiny. The quality is excellent.
ARHIKY Red Heat Transfer Vinyl HTV Roll for T-Shirts - 12" x 15'
27 Review
Vinyl Weeding Tool Kit With IVyne Berry And Silicone Tools, Suction Scrap Collector, Craft Tweezers And Weeder, Perfect For Cricut And Silhouette Projects, Scrap Storage And Accessories - Pink
11 Review
IVyne (8Pcs) Premium Vinyl Weeding Tool Kit & Weeding Scrap Collector Soft Grip Tools With Berry, Weeder, Tweezers, Picker Or Hook, And Scraper Set For Silhouette Cameos & Cricut - Purple
19 Review
Craftopia'S Magnetic Sheet Roll - Perfect For Crafts! Create Die Cuts, Cards, And Car Magnets Easily
35 Review
Anezus 6800Pcs Rhinestones Kit: Sparkling Accessories for Countless Crafting Projects
7 Review
π 100 Pack of Assorted Colorful Adhesive Stick-On Heart, Star, and Round Shaped Jewel Gems for Arts & Crafts, Themed Party Decorations, Children's Activities - Super Z Outlet
7 Review
π Sizzix Adhesive Sheets: 6x6-Inch, 10-Pack - Premium Quality for Crafting & Scrapbooking
8 Review
Coolrunner Mixed Food Resin Flatback Kawaii Cabochons Decoden (60) - Adorable Assortment of Miniature Treats for DIY Crafts and Decor Projects
9 Review