Features 1.Made from high quality plastic material which is durable, sturdy and solid 2.The guards do need to be assembled using a screwdriver, because they feature a metal spring in the middle which is what allows them to stretch to fit your blades exactly. Its placement will vary depending on the size of your skates 3.Protect your ice skate blade from becoming dull when walking around 4.Available in 7 colors for you to choose 5.Suitable for hockey skates or figure skates, etc Specification Description: When you step onto hard concrete, wood, or metal with your skates it will almost instantly damage the blades, rendering them dull, or causing nicks in the edges. It's difficult to skate on dull edges, so it's important to protect your blades with hard guards while walking around the rink. This pair skate guards are right here for you. Well constructed by durable material,  7 colors availabl e, they will protect your skate from becoming dull. What are you waiting for? Get 1 pair and enjoy your ice skating. Features: 1. Made from high quality plastic material which is durable, sturdy and solid. 2. The guards do need to be assembled using a screwdriver, because they feature a metal spring in the middle which is what allows them to stretch to fit your blades exactly. Its placement will vary depending on the size of your skates. 3. Protect your ice skate blade from becoming dull when walking around. 4. Available in 7 colors for you to choose. 5. Suitable for hockey skates or figure skates, etc. Specification: Material: Plastic Color: White, Yellow, Red, Green, Blue, Orange, Rose Red (Optional) Length: approx. 31cm / 12.20" Product Size: 37-42 yards: can be directly put on 33-36 yards: need to cut off a section of plastic with a saw according to the length of the ice blade and move the spring position Not suitable for size 42 and above Package Weight: approx. 205g Quantity: 1 Pair Package Includes: 1 Pair Ice Skate Blade Guards (Not including ice skate shoes) Note:  Be sure and remove them before stepping onto the ice, otherwise you will fall spectacularly!  Place them on the outer ledge near the ice door while you're skating.  Retrieve them when you step off the ice, but be sure and wipe the snow from your blades before you put the guards on. Also, use a toothbrush to clean them out from time to time, otherwise the collected dust and debris will dull your blades. when you take them off, never store them in hard guards. Package List