Based on this product's specifications, here are some alternatives and similar models
Mobile phone case Cover Apple for iPhone 6 Plus / 6s Plus — Silicone, Red
Summary description:
Protective mobile phone cover for Apple iPhone 6 Plus and iPhone 6s Plus. Made of silicone in red, this Cover provides basic protection against scratches and minor impacts while preserving access to ports and controls. Slim profile fits the handset shape, suitable for everyday use to keep the device clean and reduce wear.