I think plastic after I printed about 30 t-shirts with the retractable roller pulled on my heat press they deformed in a jiffy. Stick to aluminum rails. Never stood directly under the upper heating element. Pushed 385°, the next heat deformed it and rendered it unusable.
40 Pack Dry Erase Markers - 12 Assorted Colors + 7 Black - Thick Barrel Design For Writing On Whiteboards, Boards, Mirrors & Windows
42 Review
12In X 10Ft Gold Glitter HTV Heat Transfer Vinyl Roll - Perfect For Cricut & Silhouette, Easy To Cut & Weed For Shirts Gifts!
36 Review
VEIREN 100-Piece Adjustable Buckle Elastic Bands For DIY Crafts And Garment Sewing, High-Stretch Cord For Earloop Lanyards, Earmuffs, And More - Black
44 Review
3 Pack Of 25L Black CleverMade Collapsible Milk Crates | Stackable Storage Bins & Folding Baskets
39 Review
🔖 Sizzix Adhesive Sheets: 6x6-Inch, 10-Pack - Premium Quality for Crafting & Scrapbooking
8 Review
Anezus 6800Pcs Rhinestones Kit: Sparkling Accessories for Countless Crafting Projects
7 Review
🧲 Enhanced Magnetic Large: Basic 8 Inch to 32 Inch Size for Optimal Performance
9 Review
💎 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