For Fitbit Ionic Rugged Replacement Bands,CreateGreat Adjustable Rugged Protective Case with Bands Strap Accessory Sport Bands for Fitbit Ionic SmartWatch Perfectly fit:Fitbit Ionic,band size, Large Size for 6.7" -8.1" wrist, Small size for 5.5" - 6.7" wrist. Premium Material:Made of high quality soft silicone,prevents skin from irritation.Durable,lightweight and soft,Flexible comfortable to wear. Variety of Colors:15 colors available for Fitbit Ionic wrist bands with Stainless Steel Buckle. Easy to install and remove from your Fitbit Ionic and locks onto watch interface securely and precisely. One Year Warranty:Free replacement or full refund without return for any quality problem.