Easy Installation: The two squeezable posts on the back are also made of upgraded elastic silicone. The posts can be squeezed smaller to fit through the holes before installation. When the posts are through the holes, they will revert to original size and can be securely fastened to the tote bag. High-Capacity: The large capacity bag divider can organize most sizes of cell phones, no matter what cell phone model you have, and it easily compatible for iPhone 14pro max with case. Note: Not applicable to the taller shaped phone cases. Upgraded Materials: Our phone holder for the tote bag is made of soft silicone, not easy to change shape under sunlight, more durability. Versatile Design: When you are enjoying the sunshine at the beach, our full coverage phone holder can effectively prevent your cell phone from falling as well as be sand proof. The bottom of the product is also thoughtfully designed with water exit holes for quick drainage when accidents happen. Convenient Insert Pouch: Our silicone bag charms is compatible for Bogg Bags. It can help you find your phone in an instant even when you have too much stuff in your beach bag. There have hanging holes on both sides, you can hang your sunglasses or keys here to avoid scratches.