Adjective, : a slippery road. ,a slippery rope. ,slippery prospects. ,a slippery situation.    From Dictionary.com. 

The latter is a good test, for paving for stables must be non-slippery and have good power of resisting chemical action.    From Wordnik.com.  [Scientific American Supplement, No. 530, February 27, 1886] Reference

They must be far enough above ground level to remain dry, easy to keep clean, non-slippery, and level (so that objects do not roll or slide).    From Wordnik.com.  [Chapter 3] Reference

The floor of a barn may be concrete in the aisles, covered with rubber matting or some form of tiling that is highly impact-resistant and non-slippery.    From Wordnik.com.  [BOOK VIEW CAFE BLOG » The Fine Art of Horse Stowage] Reference

Place your dog in a sit position on a non-slippery surface.    From Wordnik.com.  [MyLinkVault Newest Links] Reference

You can buy a birdbath, or put out a shallow, non-slippery basin.    From Wordnik.com.  [The Bellingham Herald: Sports News] Reference

While the front has a shiny piano black surface, the back is made of a soft, non-slippery, material.    From Wordnik.com.  [Original Signal - Transmitting Gadgets] Reference

The Ulti-mat Seven F-X2 is 4mm thick fabric pad with high end plastic coating and non-slippery rubber base.    From Wordnik.com.  [DragonSteelMods] Reference

Suede upper with lace-up front, molded EVA midsole provides ultra cushioning, oil-resistant, non-slippery rubber outsole.    From Wordnik.com.  [BensBargains.net Latest Headlines] Reference

"It has been decided to deploy our own workforce, numbering about 50, to protect the steel railings, non-slippery granite slabs and decorative lamps," said a senior official.    From Wordnik.com.  [The Times of India] Reference

The damage to me -- Jeffrey to your earlier point about the slippery slope, the non-slippery slope argument is the State Department has currently committed itself to making it very difficult for autocratic governments to force information off the Internet.    From Wordnik.com.  [Crooks and Liars] Reference

Speaking at a function organised to distribute appointment orders on compassionate grounds to about 140 persons, Stalin said that the three-km stretch between Napier Bridge and the Lighthouse had been beautified, complete with a tiled promenade, lawns, galleries for people to relax, a four-metre wide footpath near the service lane, another five-metre wide footpath tiled with non-slippery granite slabs, stainless steel railings, lamps shaped in the form of seagulls, and a water fountain near the Gandhi statue.    From Wordnik.com.  [The Times of India] Reference

● Wear sturdy shoes with non-slippery soles.    From Wordnik.com.  [The Guardian World News] Reference