Hoops
These hoops they have a sound like a hoop casting, but are lighter and less rigid, allowing the drum to "breath" better and reach the maximum resonance. 302 hoops produce a slightly more open and environmental sound than hoops gretsch of foundry.
The edge stright of the new hoop is thicker and, as a result, will not damage yours drumsticks as the ancients did hoops. What. This hoop will provide you with a more open sound compared to the driest sound of hoop traditional Gretsch. 

The Shells
The drums Renown are manufactured with the classic Gretsch formula of 7 layers of maple, with the axles cut to 30 degrees and the exclusive interior finish "Silver Sealer". Also the has endowed with the hoops Gretsch "302", same hoop used the series Brooklyn and Broadkaster. Them hoops Gretsch 302 produces the sound focused like that of a hoop cast but are lighter and less rigid, allowing the drum to "breath" better and thus achieve a maximum resonance.

About Gretsch Drums
Gretsch Drums is an iconic American brand drums which has been manufactured drums since 1883  and taken the call  “That Great Gretsch Sound” to drummers around the world.
Gretsch manufactures from a very high-end model the recordings and tours from around the world to affordable models for those who want to approach this mythical brand to a price affordable.