Feature:Freedom & Convenience – Through the great cat door, your cats or small dogs can go in and out easily and quietly. They won’t feel trapped and you no longer bother to open or close the door for them. Safer with 4 Lock Modes – By slide the switches, you can adjust the access mode to Free In & Out, Fully Locked, Out Only, In Only, control your pet’s access and keep away stray animals. Durable & Comfortable – Made of sturdy ABS plastic, the cat door interior door is ready to serve your pets for long time. With sealing well strip, magnet for aligning, it can keep away bugs and the smell of cat litter, reduce the loss of cold air in summer and the loss of heat in winter. Easy to Install – The cat door for exterior door comes with screws and their caps, double-sided tapes. After the necessary tools are ready, you can DIY easily. Perfect for interior and exterior doors of wood, PVC, metal, paneled, glass etc. It also can be installed in windows, wall, cat litter box etc. Easy-to-follow instruction manual: Slide the locks on the bottom of the flap to set the door as following:1. Flap is locked from both sides2. Flap is completely open and cat can come and go at will3. Cat can only enter from the outside but not go out again4. Cat can go out but can not get back in (for preventing other cats also entering) Please measure the pet size and choose the one you need before you place the order! How to measure your pet:1. Make sure your pet is standing2. Measure the width of pet’s chest3. Measure the height from pet’s shoulders to the bottom of chest Specification:Material: Tough Plastic(ABS)Pet Door Size: S/ M/ L/XL (Optional)Color：White/Black (Optional) Fit for: small dogs/cats or other small animal S SizeOuter Frame: 7.8×7.5×0.8 inch Inside Frame: 6.7×6.3×0.8 inch M Size Outer Frame: 7.8×7.5×2.1 inch Inside Frame: 6.7×6.3×2 inch L SizeOuter Frame: 9.8×9.3×2.1 inchInside Frame: 8.3×7.7×2 inch XL SizeOuter Frame: 11×9.8×2.1 inchInside Frame: 9.4×8.3×2 inch Packing Included:1 x Cat Dog Lockable Flap Door1 x AccessoriesPaymentDelivery detailsTerms of salesAbout usContact usPayment1.We accept PayPal/credit/Gpay2.All payments must be received within 10 days after auction won 3.Non-pay bidder will get a negative feedback and an unpaid alert from eBay 4.E-checks via Paypal will be hold until it is cleared Delivery detailsMost Items Free Shipping within the 48 States. We ship within the United States only. The term EXCLUDES the states of Alaska, Hawaii and all off-shore U.S. territories and possessions such as Puerto Rico, Guam and Virgin Islands. We do not ship to APO and FPO. Delivery Time: 4-7 business days (Varies by Destination) Shipping Carriers are responsible on the delivery time. If you have any questions or problems with delivery, please contact carrier directly Standard Order Processing time: All items will ship within 24 hours (Monday – Friday). Payment cleared/received on Friday will be shipped on the next business days (Monday or Tuesday) We are not responsible for carrier transit time. This information is provided by the carrier and excludes weekends and holidays. Note that transit times may vary, particularly during peak periods or in climate weather conditions, and that delivery times frames will need to be extended for any processing time frames in excess of 1-2 business days. Terms of salesWe fully guarantee Customers benefit within 30 business days if item DOA (damage on arrival), and please contact us within 30 days from the delivery date to exchange or refund. No need click “Return”, please just contact us via Ebay Message. If you insist on returning the item, please choose the reason “nolonger need it’ for returning processing. You will get the replacement or refund through the communication between us. About usWe strive for 100% Customer Satisfaction and high quanlity products. If you have any questions or any problems on your purchase, please feel free to contact us via Ebay MessageContact usVia eBay message system, you will get our response within 24 working hours during business days from Monday to Friday. We apologize for the late reply during the holidays or weekends. Please send all correspondence through the ebay messaging system. All Technique questions, must be asked via ebay message. Emails will be applied during business hours: 9AM to 6PM Pacific Time. Monday to Friday only (excluding Holidays). After hours emails will be replied on the next business day. TypeLocking Flap DoorMaterialPlasticBrandUnbrandedMPNDoes not applyNOTEPlz Measure the size for your pet before place the order