FITS 1-INCH POLE POOL FENCING – Designed for pool fencing systems that use 1-inch diameter poles. Compatible with All-Safe pool fences and many DIY pool fence kits and safety installations. 6 DECK SLEEVES + 6 PLUGS INCLUDED – Each set contains (6) 4-inch long composite sleeves and (6) tan deck caps for pool fencing; perfect for installs, replacements, or DIY fence kits. FITS 1-1/8 INCH DRILLED HOLES – Made to fit decks drilled with a 1-1/8 inch core bit. Great for concrete pool decks, patio pavers, or areas where removable mesh fencing is installed. TAN “CLASSIC” STYLE MATCH – This tan sleeve and plug set is the standard color for All-Safe fences with smooth paint finish. Blends in cleanly with concrete and neutral decks. CLEAN LOOK WHEN FENCE IS REMOVED – Deck plugs insert into sleeves when fence is off, covering the holes to prevent debris, protect the deck, and maintain a safe pool environment. Deck Sleeves and Plugs are an essential part of any pool fence installation. How to Measure What Size Deck Sleeve You Need: Pool Fence Deck Sleeves are measured by the size of the hole you have drilled in your deck or the size core bit you plan to use to drill your holes. The drilled hole is slightly larger than the pole size you have. All-Safe uses two sizes of drilled holes, 1-1/4 Inch and 1-1/8 Inch. I have a 1 Inch Pole Pool Fence. What Deck Sleeve can I use? All-Safe offers two sizes of deck sleeves for 1-inch Poles. You need to know what size hole is drilled into your deck or what size core bit you plan to drill with. -Putty 1 Inch Sleeves will fit into a 1-1/4 Inch drilled hole/bit size -Tan 1 Inch Sleeves will fit into a 1-1/8 Inch drilled hole/bit size You may need to remove your existing deck sleeve to measure if you are replacing old sleeves. If you have no holes in your deck but have a fence that needs to be installed and the fence has 1-inch poles, you can choose any of the 1-inch Deck Sleeves or select the sleeve based on the core bit you plan to use to install.