3126 20mm round bases products are offered for sale by suppliers on Alibaba.com, of which jewelry findings & components accounts for 6%, paper plates & bowls accounts for 1%, and other plastic products accounts for 1%.
A wide variety of 20mm round bases options are available to you, You can also choose from glossy lamination, matt lamination and varnishing 20mm round bases,as well as from recyclable, eco-friendly, and waterproof 20mm round bases, and whether 20mm round bases is round, square, or rectangle.