Colantotte Magnetic Necklace, Crest SMART Limited Edition Gift Set (Black X Black, Large, Approx. 50cm) Father's Day Gift

The CREST necklace features a more compact top joint and a slimmer 4mm diameter loop. The top joint features a glossy finish and ion plating in all colors for scratch resistance and aesthetic appeal. The silicone loop houses eight 160mT (1600G) rare earth permanent magnets. This product is approximately 48% lighter than previous models, providing a lighter feel. Sizes: S (approx. 43cm) Weight: approx. 10.5g, M (approx. 47cm) Weight: approx. 11g, L (approx. 50cm) Weight: approx. 11.5g Maximum Top Width: 8mm (all sizes) Quality & Materials: Neck Loop: Silicone (eight 160mT (1600G) rare earth permanent magnets arranged in alternating north-south poles) / Top Joint: SUS316F Medical Device Certification Number: 226AGBZX00054000 Delivered in a gift wrapping bag (not included)