YING LAN Roller Bottles - 10ml Premium Quality Glass Refillable Essential Oil Roller On Bottles with Lid Opener Pry Tool (FREE GIFT), Set of 6 for Aromatherapy, Essential Oils, Perfumes and Lip Balms EASY TO USE - Smooth rolling glass ball for easy even oil application and preventing oil falling out.A free gift lid opener pry tool, let you refill the bottle more easily. But please be noted that the "lid opener pry tool" is used for remove the plastic neck on bottle, NOT roller ball. EASY TO CARRY - Travel size, take your oils wherever you go (10ml, 0.33 fl oz) portable product. MUTIFUNCTIONAL - The roller bottles made of thick glass with glass ball, suit for aromatherapy, perfumes, lip Balms and other liquid. HIGHLY RECOMMEND - 90% or more quality carrier oil dilutions recommended. Our roller bottles give you a more comfortable feeling and high-grade appearance. Each package contains 6 bottles (white frosted bottles with Gold, Silver, Blue, Green, Red, Purple bottle cap).A free gift lid opener pry tool