ATT: THIS LISTENING IS ONLY FOR 50 RINGS Free shipp worlwide GREEN PRODUCT, SAVE THE PLANET!!!! YOU ARE BUYING 50 CORK RING WITH 11/4"(DIAMETRO)X1/2"(TICKNESS) GRADE EXTRA WITH BORE 1/4", THIS IS THE BEST GRADE YOU CAN FIND MADE WITH PORTUGUESE CORK. MY GRADE SISTEM IS:(FROM BETTER TO LOWER GRADE)FLOR,OVERSTOCK FLOR, EXTRA, A+, A AND B
