JVC announced today that they will be shipping their Dual Layer DVD-RW media in late August. According to their press release, these new discs are rated at 2x and have a capacity of 8.5GB.

Victor Company of Japan, the first company in the world to develop a single-sided Dual Layer rewritable DVD disc,today announced the release of single-sided Dual Layer DVD-RW disc for data capable of storing large amountsof data through continuous rewriting.

The new products have a single sided recording capacity of 8.5GB, which is similar to the single-sided Dual LayerDVD-R discs and 1.8 times recording capacity of conventional single-sided DVDs. In addition to the space savingadvantages provided by the new DVD-RWs, superior operability is attained through deletion and rewriting of data.The new DVD-RW discs are both economical and environmentally friendly as they can be reused repeatedly.
JVC has not announced a price. However, AV Watch expects the discs to cost about 1,400 Yen ($11US). Full details can be found here.