Helpful Videos
Short videos showing our acrylic displays, holders and stencils in use. Click any video to play it on this page.
See what 321 Plastics is all about
Welcome to Marketing Holders & 321 Plastics
Start here: a short introduction to who we are and what we make.
About us →
One stop shop for display needs
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Custom products at your fingertips
Custom cut-to-size acrylic →Product showcases
Table tent sign frames
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Premium table tents
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Magnetic literature holders
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Infopak outdoor holders
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Card caddies
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Security lock products
Shop locking cases →
Risers and stands
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Jewelry holders
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Sunglasses holders
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Coffee pod holders
Shop coffee pod holders →How-to and product demos
How to use a shirt folding board
Shop folding boards →
Medical acrylic splash guards
Shop splash guards →