1. Quality material high quality stainless steel built, strong texture. Safe material, harmless to human skin, absolutely a healthy choice. These simple belly button rings hypoallergenic navel rings set are suit for daily and long time wearing 4. Package and Warranty These 10mm dangle belly button ring set come with black velvet pouch. Promise 90days exchange or money back guarantee 3. Sparkly Feature AAA+++ Cubic Zirconia, great workmanship and won't fall out easily; Individually packed and check the navel rings one by one, ensure every sparkly belly piercing jewelry come in good condition 5. Economical Cute Belly piercing jewelry set one order including 5pcs stainless steel belly button rings. Sparkly diamond and special belly rings design. A good choice for yourself, your friend or lover, etc. 2. Special Design top ball unscrew design, easy to put on and take off. Bar thickness: 14 guage(1.6mm), bar length is 10mm (3/8"), top ball diameter: 5mm; Normal size for most people