If you wish to buy table top display stands for your art, here are some options.
Ken Bromley Art Supplies do some sturdy folding stands which can support framed, glazed work - I have found that they will take a 16 x 20" frame.
Prices start at £6.25 for an individual stand, the unit cost goes down the more you order: 5 for £26.75; 10 for £48.95
Picture Display Stands
The SAA sell these lighter stands. Made of robust, neutral mountboard, these picture display stands come in various sizes and can take up to 1/2 Imperial sized artwork, down to A6.
Prices range from £7.50 for a pack of 10 small stands; £14.95 for a pack of 12 assorted sizes.