Product Parameters:
Product type: toothbrush holder. This set includes 4 wall-mounted holders in black. Based on the provided information and image, the holders have a compact round base with a simple silicone structure and a self-adhesive design for wall mounting.

Core Features:
The holder is designed to keep toothbrushes in place on the wall while also helping to organize small daily items. Its waterproof and self-adhesive construction allows for convenient placement in humid environments, while the multifunctional hook style is also suitable for hanging other light bathroom or household items as shown in the product presentation.

Applicable Scenarios:
Suitable for use in bathrooms, kitchens, and offices. It can be attached to a wall surface to hold a toothbrush and similar small items, helping to keep countertops and washing areas more organized in daily use.

Product Summary:
This 4-piece silicone toothbrush holder set combines a black minimalist look, wall-mounted self-adhesive installation, and waterproof everyday practicality for easy storage in multiple indoor spaces.