**********The silicone watch band fit for Adventurer, Golfer 2, Runner 2, Runner 2 Cardio, Runner 2 Cardio + Music, Runner 2 Music, Runner 3, Runner 3 Cardio, Runner 3 Cardio + Music, Runner 3 Music, Spark, Spark Cardio, Spark Cardio + Music, Spark Music, Spark 3, Spark 3 Cardio, Spark 3 Cardio + Music, Spark 3 Music.
*****Premium Quality: Made of high quality Soft Environmental silicone, No peculiar smell and harmlessNo Extra Edge to hurt your hands.
*****Fit wrist: 5.7 inches- 6.15 inches (145mm-205mm), please kindly measure your wrist before purchase.
*****More Safe Clasp: the clasp is made of high quality stainless steel, more strong than the silver ones. Even you swim or soaked in water for a long time, it still cannot never fade. *****What we can promise to our customers is that we provide better quality products and customer services. Any problem with the item you receive or any opinion, please don't hesistate to contact us, we will find the best solution to solve.