- Taken from Beckett.com

Zenith:
The 1997-98 Zenith set was issued in one series totaling 100 cards and was distributed in packs of three 5" by 7" cards with one regular size card inside each of the jumbo cards. The jumbo cards had to be torn open to get to the regular cards inside. The fronts feature action color player photos. The backs carry player information and another photo.
Impulse 5x7:
This 80-card set measuring 5" by 7" was distributed in three-card packs with a regular size card inside each jumbo card. The fronts feature color action player photos with another photo and player information on the backs.

Z-Gold:
Randomly inserted in packs, this 100-card set is a parallel version of the base set printed on gold-foil card stock and sequentially numbered to 100.

Z-Silver:
Randomly inserted in packs at the rate of 1:7, this 100-card set is a parallel version of the base set printed on silver-foil board.

Zenith 5x7:
This 80-card set measuring 5" by 7" was distributed in three-card packs with a regular size card inside each jumbo card. The fronts feature color action player photos with another photo and player information on the backs.

Gold Impulse 5x7:
Randomly inserted in packs, this 80-card set is a gold foil parallel version of the base set and is sequentially numbered to 100.

Silver Impulse 5x7:
The 1997-98 Zenith set was issued in one series totaling 100 cards and was distributed in packs of three 5" by 7" cards with one regular size card inside each of the jumbo cards. The jumbo cards had to be torn open to get to the regular cards inside. The fronts feature action color player photos. The backs carry player information and another photo.

Chasing the Cup:
Randomly inserted in packs at the rate of 1:25, this 15-card set features color photos of top players printed on rainbow-hued holographic foil with an image of the trophy in the background.

Rookie Reign:
Randomly inserted in packs at the rate of 1:25, this 15-card set features color photos of top young players printed on holographic foil.

Z-Team:
Randomly inserted in packs at the rate of 1:35 for cards #1-9 and 1:58 for #10-18, this 18-card set features color action photos of top NHL players and rookies in white, black, and colored borders. The backs carry player information.

Z-Team Gold:
Randomly inserted in packs at the rate of 1:175, this 18-card set is a gold parallel version of the regular Z-Team set printed on gold micro-etched foil.

Z-Team 5x7:
Randomly inserted in packs at the rate of 1:35, this nine-card set features color action photos of top NHL players printed on jumbo 5" by 7" cards.