HIGH QUALITY AND WELL MADE: Made From Environmentally friendly Brass, Resistant To Fall, Abrasion, Healthy And Environmentally Friendly, No Harm To The Skin, Good Hand Feeling, Suitable For Adults And Kids. The Craftsmanship Is Processed By Precision CNC Lathe, One Piece Is Formed, Without Any Welding Points, Smooth And Round, Ensure That The Top Has Perfect Concentricity And Robustness. Drop-Resistant And Durable, It Will Not Bend, Dent Or Break If The Top Is Falls Or Gets Dropped. LONG SPINNING TIME AND PERFECTLY BALANCED: Many People Can Spin For Over 5 Minutes. On The Concave Crystal Glass Base, For Skilled Adults, The Large Size Can Easily Spin For 6-8 Minutes, And The Medium And Small Size Can Easily Spin For 4-6 Minutes. Improve Technique And Constantly Challenge Yourself For The Longest Spin Time. With Well Balanced, It Can Spin Well Quietly In A Small Space Without Falling Off. When You Are Playing Well, It Is Even Completely Static And Just Floating There. GREAT TIME KILLER: When You Spin Well, They Can Spin For A Long Time. Although They Can't Spin Forever, They Are Enough For You To Forget The Time And Kill Time Efficiently. The Top Is Small And Exquisite, Convenient To Carry, And It Can Be Placed In A Backpack Or Pocket, Easy To Use, It Can Be Used In Various Occasions. When You Are Bored While Shopping With Your Girlfriend, Waiting For Dinner, Waiting For The Flight, Waiting For Your Child Etc. Spin The Top Will Be A Very Good Choice. KINETIC DESK TOY: Mini Desk Toy To Hold In The Palm, Easy Portable And To Play; You Can Play At The Office, Home, Church, Library, Station And On The Way Of Travel. Suitable For Kids, Adults, Elderly, Men, Women. It Can Be As A Best Calming Stuff And Relief Stress Little Fidget Toys For Autistic, Stress Anxiety. When You Are Tired At Work, Spin It To Give Your Brain A Good Rest And Stimulate Creativity. You Can Also Play Parent-Child Games With Your Child To Make Your Child Grow Up Happily.