Vinyl flips, also called soft vinyl flips or PVC flips, are commonly used by dealers to sell coins and by some grading services when people submit coins to them because they make it easy and safe to insert and remove coins from them and because they're inexpensive. However, regular flips are not recommended for long-term coin storage. A twin vinyl coin holder, complete with identifying insert. Put the coin in one pocket, the insert in the other, and flip it over - the coin and its identification are inseparable! Pack of 100 flips. The inserts are die-cut on a sheet. 2 x 2 Double Pocket Coin Flips with insert High quality double pocket vinyl 2x2 coin flips Paper inserts for easy coin identification Insert two coins or one coin and a insert Heavy- Duty Vinyl Material (4.5 mil) ?Double polished clear finish Material manufactured in USA Highest weld strength attainable for this material Straight bar seals Package of 100 Flips Outside Dimensions: 2 x 2 Pocket: 1 7/8 x 1 7/8