COSMOS Bicycle Bike Cycling Saddle Outdoor Pouch Seat Bag+2 PCS Reflective Snap Pop Band Bracelets Color: Black; Material: PU leather & Polyester Anti-skidding zipper and buckle design Well designed pocket flap can let you reach your accessories instantly Dimensions of seat Bag: 5.9" x 3.0" x 4.1" (Lx W x H); Dimensions of reflective band: 15.75 " x 1.25 " (L x W) The reflective bands are highly reflective and adjustable. Automatically coils around arm, leg, bike frame; rolls into ring for storage