Polyurethane gel would prevent any air flows completely.
Fastening the cap creates a strong vacuum seal.
Strong adhesion to the uneven surface for the first time
After washing, it can be reusable and re-installed.
Size :72(W)×45(D)×165(H)mm, Meterial: Stainless Steel+ABS+Plastic

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 3.7 inch
Height : 2.09 inch
Length : 9.8 inch

Item Weight: 3.52 ounce (View shipping rates and policies)
Shipping Weight: 4.48 ounce (View shipping rates and policies)

ASIN : B01LZQ6HFK