Check the listing for details. 10 UV REACTIVE MARBLES 5/8" . Great MULTICOLOR GLOWERS. LOT E. $9.99. Condition: New. Listed at 9.99 USD. UP FOR SALE IS 10 X 5/8" + OR - HARD TO FIND ULTRA VIOLET (UV BLACK LIGHT) REACTIVE (FLORESCENCE) MARBLES WITH MULTIVOLOR GLOW. LOT F. THESE ARE VERY HARD TO CAPTURE THE TRUE COLOR IN A PHOTO. IN NATURAL LIGHT THEY APPEAR TO BE JUST PLAIN MARBLES . BUT WHEN HIT WITH A BLACK LIGHT THE GLASS IS VERY INTENSE AS THE PHOTO INDICATES. THESE ARE 5/8" + or - UV REACTIVE GLASS MARBLES. Maker JABO . YOU WILL RECEIVE 10 MARBLES FROM SAME CASE AS THE GROUP PICTURED. THEY ARE IN NEW AS MADE CONDITION. MOST OF THESE SPHERES WILL HAVE VERY FEW IF ANY AS MADE IMPERFECTIONS OTHER THAN THE USUAL DINGS ON THIS SOFT GLASS. WHICH DO NOT AFFECT THE UV REACTION UNDER A BLACKLIGHT. .Buyer to add $4.00 for shipping to any US ZIP CODE. I combine shipping on multiple auctions to save you money....Check my OVER 15,000 plus feedback and bid with confidence. Thanks for looking! WARNING!!! THIS TOY IS A MARBLE!! NOT FOR CHILDREN UNDER 5 YEARS OLD>UP FOR SALE IS 10 X 5/8" + OR - HARD TO FIND ULTRA VIOLET (UV BLACK LIGHT) REACTIVE (FLORESCENCE) MARBLES WITH MULTIVOLOR GLOW. LOT F. THESE ARE VERY HARD TO CAPTURE THE TRUE COLOR IN A PHOTO. IN NATURAL LIGHT THEY APPEAR TO BE JUST PLAIN MARBLES . BUT WHEN HIT WITH A BLACK LIGHT THE GLASS IS VERY INTENSE AS THE PHOTO INDICATES. THESE ARE 5/8" + or - UV REACTIVE GLASS MARBLES. Maker JABO . YOU WILL RECEIVE 10 MARBLES FROM SAME CASE AS THE GROUP PICTURED. THEY ARE IN NEW AS MADE CONDITION. MOST OF THESE SPHERES WILL HAVE VERY FEW IF ANY AS MADE IMPERFECTIONS OTHER THAN THE USUAL DINGS ON THIS SOFT GLASS. WHICH DO NOT AFFECT THE UV REACTION UNDER A BLACKLIGHT. .Buyer to add $4.00 for shipping to any US ZIP CODE. I combine shipping on multiple auctions to save you money....Check my OVER 15,000 plus feedback and bid with confidence. Thanks for looking! WARNING!!! THIS TOY IS A MARBLE!! NOT FOR CHILDREN UNDER 5 YEARS OLD>