Material: polyester + metal Size: 105 * 0.65 cm Color: red, blue, white, black Quantity: 1 pair Package content: 1 pair * shoelaces 1.SCIENTIFIC DESIGN: Version No Tie Shoelaces feature a unique curved magnetic buckle and flat elastic rope design. The magnetic and snap-on double-lock design of the lock makes you never worry that your shoelace will loosen; The lace locks are curved and fitted with a flat stretch cord that blends perfectly with your feet to keep your feet comfortable all day. 2.TIME SAVER/EASE OF USE: With no tie design, never worry about tying your shoes again during any activity. Easy to use. Putting on shoes could not be easier. Slip on/Slip off, these elastic shoe laces are quick and easy. 3.PERFECT FOR EVERYONE: No tie elastic shoelaces are a great gift for seniors suffering from arthritis or other disabilities, autistic children, runners looking to speed their triathlon transition up, and a must for sports enthusiasts. 4.SIMPLE INSTALLATION: One size fits all (kids AND adults), quick to install, easy to use. Each pair is suitable for lacing up 1 pair of shoes. Easy installation instructions provided. 5.COMFORTABLE AND FLEXIBLE: The elasticity of the laces leads to an optimal and even pressure distribution on the foot. The shoes feel much more comfortable and you will be amazed at the new wearing comfort.