how to make a paracord bracelet with buckle

Silicone bracelet is made mainly from the silicone powder. So what is silicone for the bracelet ?  is it eco to man? Here comes the answers.
The silicon rubber is eco to human beings. The test report shows that it can reach the authority standards. Such as Regulation (EC) No.1907/2006 , European RoHS directive 2011/65/EU and It’s Amendment Directives , Annex XVII of Regulation (EC) No.1907/2006 , US ―Consumer Product Safety Improvement Act 2008 , US ―Consumer Product Safety Improvement Act 2008 , US California Proposition 65 and Assembly Bill No.1108 and Germany GS Mark Certification — Polycyclic aromatic hydrocarbons .
Some material that is harmful like Cr(VI) and Polybrominated Biphenyls & Polybrominated Biphenyl Ethers (PBBs & PBDEs), Bis (2-EthyylHexyl) Phthalate (DEHP), Dibutyl Phthalate (DBP), Benzyl Butyl Phthalate(BBP), Di-Iso-Butyl Phthalate (DIBP) can not be found or the content is much less than the standard request.
Different color of the bracelet has different meanings.
Band color white stand for making poverty history.
Yellow stand for livestrong.
Black and white stand for standing up and speaking up.
Blue stand for beatting bullying.
Pink stand for supporting knowledge strength.
Blue and white stand for one world one cause
Blue and green stand for say no to sectarianism.
Most of the silione bracelets are of no meanings , people wear it just as a popular jewellery.
wristband

wristband

wristband

wristband