• Large Suction Cups Set of Two for Windows Mirrors Smooth Surfaces
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Large Suction Cups Set of Two for Windows Mirrors Smooth Surfaces

Large Suction Cups Set of Two for Windows Mirrors Smooth Surfaces

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$1.75 USD
$1.75 USD $1.75 USD
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2.5" mushroom-head suction cups (pair) - hang signs and displays on windows, mirrors, and glass surfaces

Overview

This is a pair of large suction cups with 2.5" mushroom heads for mounting signs and small displays to glass windows, mirrors, and smooth surfaces. The clear acrylic design keeps sightlines open while holding signage at eye level in entryways, on glass doors, and at front desk enclosures.

Each cup adheres by pressing firmly to release air; no tools or drilling required. Ideal for temporary or changeable window displays, retail signage, and DIY projects where you need quick, reversible mounting on non-porous smooth surfaces.

Primary Applications

  • Window displays: Hang promotional signs and product images on storefront glass.
  • Glass door signage: Mount hours, hours, entry notices, or directional signs on glass doors and panels.
  • Front desk enclosures: Display temporary notices and information on windowed office or checkout barriers.
  • Multi-location: Purchase multiple sets to standardize temporary signage across all retail or office locations.

Specifications

  • Cup head diameter: 2.5"
  • Quantity: Two cups per set
  • Material: Clear acrylic
  • Surface fit: Glass, mirrors, and smooth non-porous surfaces only
  • Installation: Press firmly to window or glass to seal; no drilling or fasteners
  • Care: Wipe clean with a soft cloth; avoid ammonia-based cleaners and solvents such as rubbing alcohol or acetone.

FAQ & Care

What surfaces do these suction cups stick to?
They adhere to glass, mirrors, and other smooth, non-porous, clean, dry surfaces. Not suitable for wood, paint, grease, or crevices.
How do I install them?
Soak the suction cups in warm water for 2 minutes before first use. Clean both the cup and the glass surface. Press the cup firmly onto the glass to release air, then press the edge a few times to test security before hanging your sign.
How much weight can they hold?
Test the security of each cup by pressing the edges and gently pulling before hanging your display. For heavy signage, use both cups and confirm they are sealed before loading.
Are these permanent?
No—they are removable and reversible, making them ideal for temporary window displays and changeable signage.
Can I order multiple sets for several locations?
Bulk orders of suction cup sets ship direct from the manufacturer. Contact us to discuss volume pricing and standardized installation across multiple locations.

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Need a custom size or bulk quantity?

Tell us your dimensions, material, or volume and we'll get you exact pricing and lead time — direct from the manufacturer.

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Pair of Large Suction Cup Use for Keyholes to Create Window Display

Product Details:

  • Dimensions: 2 1/2"W
  • Mushroom Head
  • Suction Cups for Window, Mirror etc.

Ideal for use in entryways, on glass doors, windowed front desk enclosures. Our clear suction cups allow users to prominently display important signage with minimal spatial impact and high visibility in busy areas. Great for use in DIY Projects or retail spaces.

Installation Process:

1. Before use, soak the suction cups in warm water for 2 min to keep the ideal shape. 2. Make sure to keep both suction cups and surface clean, dry and non-porous. 3. Stick the suction cup onto smooth surface to release air by pressing the nob heavily. 4. Press the edge of cups a few times and then hang some objects to test security.

Not suitable for wood, paint, grease stain, leakage and crevices

All sizes are approximate

Color and clarity may vary