[MULTIFUNCTIONALITY] Square tube plugs not only protect carpets and floors from wear and tear, furniture, steel, it is also possible to reduce noise when moving objects, for furniture that is already worn, it can also be used to beautify the decoration [GOOD MATERIAL] The product is made of high-quality PE plastic, impact-resistant, moisture-resistant, strong and durable, good stability. [EASY TO USE] After choosing the correct size, insert or push the tip into the hollow tube for a precise and durable fit. No need for staples or nails! Our protective tips are more robust than self-adhesive models. Square end pieces, black in high-strength polyamide for garden chairs - garden tables - furniture - steel pipes and much more. Excellent for box section projects that protect your tubular ends, prevent water and particles from entering your pipes, providing a safe and smooth finish for your items. [WIDE APPLICATIONS] The protective caps are suitable for metal products, chairs, sofas, steel, tables, shelves, cabinets, guardrails, doors, machines, furniture, perfect for home, office, factory, etc. Product description Function 1. Facilitate furniture mobility, protect floors and furniture from scratches and other damage. 2. Sturdy and stable for home, office and industrial use. 3. For easy installation, each tube component is equipped with wings. Just measure the size and insert it. Specifications size: 40*40mm color: Black Package included 16*caps for square post