No price reductions. All negotiations will be immediately blocked. Easy-to-install sliding door auxiliary lock, 5 sets of 2 pieces each. Purchased when I bought a house, but I won't be using them, so I'm selling them all together. - Product Name: One-Touch Shimari Auxiliary Lock - Quantity: 2 pieces per set - Installation Method: Easy installation with adhesive tape - Usage: Lock and unlock by simply pushing - Compatible Size: For Type 3 sliding doors - Security Feature: Can be locked with the window slightly open - Country of Manufacture: China - Manufacturer: Ai Ai Co., Ltd.