33D REBOUND HIGH-DENSITY FOAM: Our 33D foam delivers 63% faster rebound vs standard foam with enhanced weight capacity. Perfect for puppies, senior dogs, and pets recovering from surgery to access beds/couches safely. Dual-purpose as cat stairs for multi-pet households VACUUM COMPRESSED for SHIPPING: allow 24-72 hours for full expansion (final dimensions may vary slightly whitin 2cm). Compression packaging may cause temporary fabric wrinkles - simply low-heat iron over cloth. It's a portable dog steps suitable for small and medium dogs SOFT 4 STEP RAMP SYSTEM: 4-step ramp design (15.7"x23.6"x15.7") reduces impact on paws by 58%. With breathable elastic wraps that mold to your foam's shape while maintaining scratch resistance. Machine-washable cover included. But, please note that the inner foam is not washable 4 STEP SIZES: Choose from MINI-3step(13") to 5-step(24") configurations. MINI for small dogs/cats to chairs. 3-step stairs for 17inch chair/sofa/bed. 4-step stairsfor 21inch chair/sofa/bed. 5-step stairs for 24inch chair/sofa/bed PET HAIR REMOVER ROLLER: Includes pet hair roller remover roller to help you easily remove hair from your pet steps and keep it clean at all times. Also can use it to remove pet hair from everyday clothes, sofas, blankets. It won 't destroy the fabric surface. Easy to tear off after use. Side brand label compartment holds toys/grooming tools Romrol Dog Stairs Ramp for Beds Couches, Extra Wide Pet Steps with Durable Non-Slip Waterproof Fabric Cover, Dog Slope Stairs for Small Dogs and Cats or Pets Friendly, 3-Tiers