The KF899S Rixen & Kaul Iso / Thermal Basket Bag Reisenthel® Silver It is designed to fit with the Rixen & Kaul wire baskets, making it a perfect accessory for shopping or commuting. The bag is insulated to keep your items cool or warm, and it features a drawstring closure to keep your items secure while you are on the go. The Reisenthel® silver color adds a stylish touch to your bike while also making it more visible on the road.