OG Accessories Black Lava Earth Beaded Bracelet Healing Power Lava Rock Beads Elastic, Unisex, 8MM (17) Handmade Link Stretch Bracelet with Natural Gemstones Unisex, Good Matching for Men and Women Available in Sizes Small (16cm), Medium (17cm), and Large (18cm) Orders (without battery) below $100: USPS (7-14 working days,mostly); Over $100: DHL/EMS (3-5 working days.) Natural Black Lava Rock Beads Bracelet for Men, Women.