Recommended items needed for ice climbing:
Harness
Locking carabiners, at least 2/person
ATC, belay device, rappel device
Warm and waterproof clothes for wet and freezing conditions
Helmet
Crampons
Waterproof Boots
Waterproof Gloves
Ice tools
Eye protection (Sunglasses are sufficient)
Gaiters to protect pants legs
Backpack to haul all your ice climbing gear
Optional items:
Knee pads
Heating pads
Face shield for helmet
Swimming suit for hot tub or hot springs
Additional items for leaders:
Ropes, 50-70m, dry treated, for ice climbing
10-30m static ropes or webbing for building anchors
Locking carabiners for anchors
Ice screws
Items that can be demoed or rented:
Ice tools
Boots
Crampons