The iCandy Peach 3 & 4 Converter / Double Adapters are specifically designed for use with iCandy strollers, allowing for easy conversion between the different models. These black double adapters are a convenient solution for parents looking to use their lower car seat adapter with their iCandy stroller. Made by the reputable brand iCandy, these adaptors are reliable and high-quality, providing a seamless and secure connection for a comfortable and safe ride.