... . standard size . good quality and nice looking Fashionable Health Titanium Sports NecklaceSizeapprox.standardFinishLogo can be multicolor embossed, debossed, printing,etc.Standard ... silicon raw material, soft feeling, durable and tensile of its physical characteristic,100% silicone ,heat-resisting ,cold-resistingQualityISO,SGS,ROHS,REACH ...