Nike Splice Jammers Mens. Nike Splice Jammers MensThese Nike Splice Jammers are crafted with an elasticated waistband and drawstring fastening for a classic look. They feature flat lock seams to prevent chafing and are a lightweight construction. These jammers are designed with a signature logo and are complete with Nike Swoosh branding.> Jammers> Elasticated waistband> Drawstring fastening> Flat lock seams> Lightweight> Signature logo> Nike Swoosh branding> 100% polyester> Machine washable